{"id":35373,"date":"2024-02-19T13:04:53","date_gmt":"2024-02-19T12:04:53","guid":{"rendered":"https:\/\/quike.it\/es\/?p=35373"},"modified":"2024-02-19T13:04:54","modified_gmt":"2024-02-19T12:04:54","slug":"peligro-de-malware-con-command-not-found-en-ubuntu","status":"publish","type":"post","link":"https:\/\/quike.it\/es\/peligro-de-malware-con-command-not-found-en-ubuntu\/","title":{"rendered":"Peligro de malware con &#8216;command-not-found&#8217; en Ubuntu"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"35373\" class=\"elementor elementor-35373\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6fb9ffc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6fb9ffc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d8354d\" data-id=\"2d8354d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b2d7735 elementor-widget elementor-widget-text-editor\" data-id=\"b2d7735\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Una falla l\u00f3gica entre el sistema de sugerencias de paquetes <strong>&#8216;command-not-found&#8217;<\/strong> de <strong>Ubuntu<\/strong> y el repositorio de paquetes <strong>Snap<\/strong> podr\u00eda permitir a los atacantes promover paquetes de <strong>Linux<\/strong> maliciosos a usuarios desprevenidos.<\/p><p>El problema surge de la capacidad de la utilidad para sugerir paquetes <strong>Snap<\/strong> para la instalaci\u00f3n cuando est\u00e1n ausentes, sin un mecanismo de validaci\u00f3n para garantizar que los paquetes sean aut\u00e9nticos y seguros.<\/p><p>La brecha fue identificada por investigadores de <a href=\"https:\/\/www.aquasec.com\/blog\/snap-trap-the-hidden-dangers-within-ubuntus-package-suggestion-system\/\" target=\"_blank\" rel=\"noopener\"><strong>Aqua Nautilus<\/strong><\/a>, quienes descubrieron que aproximadamente el <strong>26%<\/strong> de los comandos de paquetes de <strong>Advanced Package Tool (<em>APT<\/em>)<\/strong> est\u00e1n en riesgo de ser suplantados por paquetes <strong>Snap<\/strong> maliciosos, lo que representa un riesgo significativo para la cadena de suministro de usuarios de <strong>Linux<\/strong> y <strong>Windows Subsystem for Linux (<em>WSL<\/em>)<\/strong>.<\/p><p>Es importante destacar que, aunque el <a href=\"https:\/\/www.aquasec.com\/blog\/snap-trap-the-hidden-dangers-within-ubuntus-package-suggestion-system\/\" target=\"_blank\" rel=\"noopener\"><strong>informe de Aqua Nautilus<\/strong><\/a> se enfoca en <strong>Ubuntu,<\/strong> el problema tiene implicaciones m\u00e1s amplias que van m\u00e1s all\u00e1 de esta distribuci\u00f3n de <strong>Linux.<\/strong><\/p><p>Por ejemplo, cualquier bifurcaci\u00f3n de <strong>Ubuntu<\/strong> o distribuci\u00f3n de <strong>Linux<\/strong> que utilice la utilidad <strong>&#8216;command-not-found&#8217;<\/strong> por defecto, junto con el sistema de paquetes <strong>Snap,<\/strong> tambi\u00e9n podr\u00eda ser vulnerable.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dd3edea elementor-grid-1 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-widget elementor-widget-loop-grid\" data-id=\"dd3edea\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;template_id&quot;:&quot;30519&quot;,&quot;columns&quot;:1,&quot;_skin&quot;:&quot;post&quot;,&quot;columns_tablet&quot;:&quot;2&quot;,&quot;columns_mobile&quot;:&quot;1&quot;,&quot;edit_handle_selector&quot;:&quot;[data-elementor-type=\\&quot;loop-item\\&quot;]&quot;,&quot;row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"loop-grid.post\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-loop-container elementor-grid\" role=\"list\">\n\t\t<style id=\"loop-30519\">.elementor-30519 .elementor-element.elementor-element-98493d2 .elementor-column-gap-custom .elementor-column > .elementor-element-populated{padding:2px;}.elementor-30519 .elementor-element.elementor-element-ccee508 > .elementor-widget-wrap > .elementor-widget:not(.elementor-widget__width-auto):not(.elementor-widget__width-initial):not(:last-child):not(.elementor-absolute){--kit-widget-spacing:1px;}.elementor-widget-image .widget-image-caption{font-family:var( --e-global-typography-text-font-family ), Sans-serif;font-weight:var( --e-global-typography-text-font-weight );}.elementor-30519 .elementor-element.elementor-element-80149f2 img{height:85px;object-fit:cover;object-position:center center;}.elementor-30519 .elementor-element.elementor-element-80149f2:not( .elementor-widget-image ), .elementor-30519 .elementor-element.elementor-element-80149f2.elementor-widget-image img{-webkit-mask-image:url( https:\/\/quike.it\/es\/wp-content\/plugins\/elementor\/assets\/mask-shapes\/circle.svg );-webkit-mask-size:contain;-webkit-mask-position:center center;-webkit-mask-repeat:no-repeat;}.elementor-30519 .elementor-element.elementor-element-2109b1e > .elementor-widget-wrap > .elementor-widget:not(.elementor-widget__width-auto):not(.elementor-widget__width-initial):not(:last-child):not(.elementor-absolute){--kit-widget-spacing:3px;}.elementor-widget-post-info .elementor-icon-list-item{font-family:var( --e-global-typography-text-font-family ), Sans-serif;font-weight:var( --e-global-typography-text-font-weight );}.elementor-30519 .elementor-element.elementor-element-26a68f7 .elementor-icon-list-icon{width:17px;}.elementor-30519 .elementor-element.elementor-element-26a68f7 .elementor-icon-list-icon i{font-size:17px;}.elementor-30519 .elementor-element.elementor-element-26a68f7 .elementor-icon-list-icon svg{--e-icon-list-icon-size:17px;}body:not(.rtl) .elementor-30519 .elementor-element.elementor-element-26a68f7 .elementor-icon-list-text{padding-left:5px;}body.rtl .elementor-30519 .elementor-element.elementor-element-26a68f7 .elementor-icon-list-text{padding-right:5px;}.elementor-30519 .elementor-element.elementor-element-26a68f7 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.elementor-element.elementor-element-0a32de7 .elementor-icon-list-icon i{color:#000000;transition:color 0.3s;}.elementor-30519 .elementor-element.elementor-element-0a32de7 .elementor-icon-list-icon svg{fill:#000000;transition:fill 0.3s;}.elementor-30519 .elementor-element.elementor-element-0a32de7{--e-icon-list-icon-size:13px;--e-icon-list-icon-align:left;--e-icon-list-icon-margin:0 calc(var(--e-icon-list-icon-size, 1em) * 0.25) 0 0;--icon-vertical-align:center;--icon-vertical-offset:0px;margin:0px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;padding:0px 0px 0px 0px;width:100%;max-width:100%;}.elementor-30519 .elementor-element.elementor-element-0a32de7 .elementor-icon-list-item > .elementor-icon-list-text, .elementor-30519 .elementor-element.elementor-element-0a32de7 .elementor-icon-list-item > a{font-family:\"Work Sans\", Sans-serif;font-size:11px;font-weight:500;text-transform:capitalize;line-height:16px;letter-spacing:1px;}.elementor-30519 .elementor-element.elementor-element-0a32de7 .elementor-icon-list-text{color:#333333;transition:color 0.3s;}@media(min-width:768px){.elementor-30519 .elementor-element.elementor-element-ccee508{width:20%;}.elementor-30519 .elementor-element.elementor-element-2109b1e{width:79.997%;}}@media(max-width:767px){.elementor-30519 .elementor-element.elementor-element-98493d2 .elementor-column-gap-custom .elementor-column > .elementor-element-populated{padding:2px;}.elementor-30519 .elementor-element.elementor-element-ccee508{width:25%;}.elementor-30519 .elementor-element.elementor-element-2109b1e{width:75%;}.elementor-30519 .elementor-element.elementor-element-1ed9e84 .elementor-heading-title{font-size:15px;}}<\/style>\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"30519\" class=\"elementor elementor-30519 e-loop-item e-loop-item-32075 post-32075 post type-post status-publish format-standard has-post-thumbnail hentry category-linux category-trucos category-ubuntu\" data-elementor-post-type=\"elementor_library\" data-custom-edit-handle=\"1\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-98493d2 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"98493d2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-custom\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-ccee508\" data-id=\"ccee508\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-80149f2 elementor-widget elementor-widget-image\" data-id=\"80149f2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/personalizar-ubuntu-linux-para-que-luzca-como-macos\/\" target=\"_blank\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1152\" height=\"648\" src=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/11\/macOS_Ubuntu-1.png\" class=\"attachment-full size-full wp-image-32409\" alt=\"\" srcset=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/11\/macOS_Ubuntu-1.png 1152w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/11\/macOS_Ubuntu-1-300x169.png 300w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/11\/macOS_Ubuntu-1-1024x576.png 1024w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/11\/macOS_Ubuntu-1-768x432.png 768w\" sizes=\"(max-width: 1152px) 100vw, 1152px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-2109b1e\" data-id=\"2109b1e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-26a68f7 elementor-align-left elementor-widget__width-inherit elementor-widget elementor-widget-post-info\" data-id=\"26a68f7\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"categorias-post\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-dfd774d elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-custom\">\n\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/category\/informatica\/sistemas-operativos\/linux\/\" rel=\"tag\">Linux<\/a> <a href=\"https:\/\/quike.it\/es\/category\/informatica\/trucos\/\" rel=\"tag\">Trucos<\/a> <a href=\"https:\/\/quike.it\/es\/category\/informatica\/sistemas-operativos\/linux\/ubuntu\/\" rel=\"tag\">Ubuntu<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ed9e84 elementor-widget elementor-widget-heading\" data-id=\"1ed9e84\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"top-post\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/quike.it\/es\/personalizar-ubuntu-linux-para-que-luzca-como-macos\/\" target=\"_blank\">Personalizar UBUNTU para que luzca como MacOS<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-714486b elementor-icon-list--layout-inline elementor-align-start elementor-hidden-tablet elementor-hidden-mobile elementor-widget__width-inherit elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"714486b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/personalizar-ubuntu-linux-para-que-luzca-como-macos\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-book-reader\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M352 96c0-53.02-42.98-96-96-96s-96 42.98-96 96 42.98 96 96 96 96-42.98 96-96zM233.59 241.1c-59.33-36.32-155.43-46.3-203.79-49.05C13.55 191.13 0 203.51 0 219.14v222.8c0 14.33 11.59 26.28 26.49 27.05 43.66 2.29 131.99 10.68 193.04 41.43 9.37 4.72 20.48-1.71 20.48-11.87V252.56c-.01-4.67-2.32-8.95-6.42-11.46zm248.61-49.05c-48.35 2.74-144.46 12.73-203.78 49.05-4.1 2.51-6.41 6.96-6.41 11.63v245.79c0 10.19 11.14 16.63 20.54 11.9 61.04-30.72 149.32-39.11 192.97-41.4 14.9-.78 26.49-12.73 26.49-27.06V219.14c-.01-15.63-13.56-28.01-29.81-27.09z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">1.656 lecturas<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-comments\" viewBox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/quike.it\/es\/personalizar-ubuntu-linux-para-que-luzca-como-macos\/#respond\">sin comentarios<\/a><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0a32de7 elementor-icon-list--layout-inline elementor-align-start elementor-widget__width-inherit elementor-hidden-desktop elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"0a32de7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/personalizar-ubuntu-linux-para-que-luzca-como-macos\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-book-reader\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M352 96c0-53.02-42.98-96-96-96s-96 42.98-96 96 42.98 96 96 96 96-42.98 96-96zM233.59 241.1c-59.33-36.32-155.43-46.3-203.79-49.05C13.55 191.13 0 203.51 0 219.14v222.8c0 14.33 11.59 26.28 26.49 27.05 43.66 2.29 131.99 10.68 193.04 41.43 9.37 4.72 20.48-1.71 20.48-11.87V252.56c-.01-4.67-2.32-8.95-6.42-11.46zm248.61-49.05c-48.35 2.74-144.46 12.73-203.78 49.05-4.1 2.51-6.41 6.96-6.41 11.63v245.79c0 10.19 11.14 16.63 20.54 11.9 61.04-30.72 149.32-39.11 192.97-41.4 14.9-.78 26.49-12.73 26.49-27.06V219.14c-.01-15.63-13.56-28.01-29.81-27.09z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">1.656 lecturas<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-comments\" viewBox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/quike.it\/es\/personalizar-ubuntu-linux-para-que-luzca-como-macos\/#respond\">0<\/a><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bfca7f elementor-widget elementor-widget-heading\" data-id=\"1bfca7f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Falta de verificaciones en todos los pasos<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b016c86 elementor-widget elementor-widget-text-editor\" data-id=\"b016c86\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La herramienta <strong>&#8216;command-not-found&#8217;<\/strong> es un script en <strong>Python<\/strong> que sugiere la instalaci\u00f3n de paquetes y facilita la ejecuci\u00f3n de un programa espec\u00edfico que no est\u00e1 instalado actualmente.<\/p><p>Por ejemplo, si deseas ejecutar el comando <strong>\u00abmojo\u00bb<\/strong> pero el programa no est\u00e1 instalado, el <em><strong>script<\/strong><\/em> <strong>&#8216;command-not-found&#8217;<\/strong> te ofrecer\u00e1 sugerencias de paquetes para su instalaci\u00f3n, permiti\u00e9ndote utilizar el comando de manera efectiva.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86bf9f2 elementor-widget elementor-widget-image\" data-id=\"86bf9f2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2024\/02\/blog_2664.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"blog_2664\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MzUzNzgsInVybCI6Imh0dHBzOlwvXC9xdWlrZS5pdFwvZXNcL3dwLWNvbnRlbnRcL3VwbG9hZHNcL3NpdGVzXC8zXC8yMDI0XC8wMlwvYmxvZ18yNjY0LmpwZyJ9\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"131\" src=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2024\/02\/blog_2664.jpg\" class=\"attachment-full size-full wp-image-35378\" alt=\"command-not-found\" srcset=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2024\/02\/blog_2664.jpg 800w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2024\/02\/blog_2664-300x49.jpg 300w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2024\/02\/blog_2664-768x126.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Sugerencia de instalaci\u00f3n de paquetes.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75b8219 elementor-grid-1 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-widget elementor-widget-loop-grid\" data-id=\"75b8219\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;template_id&quot;:&quot;30519&quot;,&quot;columns&quot;:1,&quot;_skin&quot;:&quot;post&quot;,&quot;columns_tablet&quot;:&quot;2&quot;,&quot;columns_mobile&quot;:&quot;1&quot;,&quot;edit_handle_selector&quot;:&quot;[data-elementor-type=\\&quot;loop-item\\&quot;]&quot;,&quot;row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"loop-grid.post\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-loop-container elementor-grid\" role=\"list\">\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"30519\" class=\"elementor elementor-30519 e-loop-item e-loop-item-31574 post-31574 post type-post status-publish format-standard has-post-thumbnail hentry category-linux category-ubuntu\" data-elementor-post-type=\"elementor_library\" data-custom-edit-handle=\"1\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-98493d2 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"98493d2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-custom\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-ccee508\" data-id=\"ccee508\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-80149f2 elementor-widget elementor-widget-image\" data-id=\"80149f2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/como-instalar-ubuntu-desktop-23-10-mantic-minotaur-2\/\" target=\"_blank\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/11\/Ubuntu_23.101.png\" class=\"attachment-full size-full wp-image-31559\" alt=\"\" srcset=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/11\/Ubuntu_23.101.png 800w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/11\/Ubuntu_23.101-300x225.png 300w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/11\/Ubuntu_23.101-768x576.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-2109b1e\" data-id=\"2109b1e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-26a68f7 elementor-align-left elementor-widget__width-inherit elementor-widget elementor-widget-post-info\" data-id=\"26a68f7\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"categorias-post\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-dfd774d elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-custom\">\n\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/category\/informatica\/sistemas-operativos\/linux\/\" rel=\"tag\">Linux<\/a> <a href=\"https:\/\/quike.it\/es\/category\/informatica\/sistemas-operativos\/linux\/ubuntu\/\" rel=\"tag\">Ubuntu<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ed9e84 elementor-widget elementor-widget-heading\" data-id=\"1ed9e84\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"top-post\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/quike.it\/es\/como-instalar-ubuntu-desktop-23-10-mantic-minotaur-2\/\" target=\"_blank\">C\u00f3mo Instalar Ubuntu Desktop 23.10 Mantic Minotaur<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-714486b elementor-icon-list--layout-inline elementor-align-start elementor-hidden-tablet elementor-hidden-mobile elementor-widget__width-inherit elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"714486b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/como-instalar-ubuntu-desktop-23-10-mantic-minotaur-2\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-book-reader\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M352 96c0-53.02-42.98-96-96-96s-96 42.98-96 96 42.98 96 96 96 96-42.98 96-96zM233.59 241.1c-59.33-36.32-155.43-46.3-203.79-49.05C13.55 191.13 0 203.51 0 219.14v222.8c0 14.33 11.59 26.28 26.49 27.05 43.66 2.29 131.99 10.68 193.04 41.43 9.37 4.72 20.48-1.71 20.48-11.87V252.56c-.01-4.67-2.32-8.95-6.42-11.46zm248.61-49.05c-48.35 2.74-144.46 12.73-203.78 49.05-4.1 2.51-6.41 6.96-6.41 11.63v245.79c0 10.19 11.14 16.63 20.54 11.9 61.04-30.72 149.32-39.11 192.97-41.4 14.9-.78 26.49-12.73 26.49-27.06V219.14c-.01-15.63-13.56-28.01-29.81-27.09z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">626 lecturas<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-comments\" viewBox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/quike.it\/es\/como-instalar-ubuntu-desktop-23-10-mantic-minotaur-2\/#respond\">sin comentarios<\/a><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0a32de7 elementor-icon-list--layout-inline elementor-align-start elementor-widget__width-inherit elementor-hidden-desktop elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"0a32de7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/como-instalar-ubuntu-desktop-23-10-mantic-minotaur-2\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-book-reader\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M352 96c0-53.02-42.98-96-96-96s-96 42.98-96 96 42.98 96 96 96 96-42.98 96-96zM233.59 241.1c-59.33-36.32-155.43-46.3-203.79-49.05C13.55 191.13 0 203.51 0 219.14v222.8c0 14.33 11.59 26.28 26.49 27.05 43.66 2.29 131.99 10.68 193.04 41.43 9.37 4.72 20.48-1.71 20.48-11.87V252.56c-.01-4.67-2.32-8.95-6.42-11.46zm248.61-49.05c-48.35 2.74-144.46 12.73-203.78 49.05-4.1 2.51-6.41 6.96-6.41 11.63v245.79c0 10.19 11.14 16.63 20.54 11.9 61.04-30.72 149.32-39.11 192.97-41.4 14.9-.78 26.49-12.73 26.49-27.06V219.14c-.01-15.63-13.56-28.01-29.81-27.09z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">626 lecturas<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-comments\" viewBox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/quike.it\/es\/como-instalar-ubuntu-desktop-23-10-mantic-minotaur-2\/#respond\">0<\/a><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0ef021f elementor-widget elementor-widget-text-editor\" data-id=\"0ef021f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>No obstante, su seguridad se fundamenta en la premisa de haber realizado una diligencia adecuada en los niveles m\u00e1s b\u00e1sicos de la cadena de suministro para garantizar la idoneidad de los paquetes sugeridos por la utilidad.<\/p><p>El mecanismo de sugerencia de la herramienta se apoya en una base de datos interna para paquetes <strong>APT<\/strong> y en una base de datos de la <strong>Snap Store,<\/strong> que se actualiza peri\u00f3dicamente, para paquetes <strong>Snap.<\/strong><\/p><p>Esto permite correlacionar comandos con los respectivos paquetes.<\/p><p>Como lo expone <strong>Aqua Nautilus<\/strong>, resulta relativamente sencillo para los atacantes publicar <strong>snaps<\/strong> maliciosos en la <strong>Snap Store<\/strong>, dado la ausencia de procesos de revisi\u00f3n rigurosos en comparaci\u00f3n con los paquetes <strong>APT.<\/strong><\/p><p>Los <em><strong>paquetes Snap<\/strong><\/em> pueden ser clasificados como <em><strong>\u00abstrict\u00bb<\/strong><\/em> o <em><strong>\u00abclassic\u00bb,<\/strong><\/em> siendo los primeros limitados al <strong>software<\/strong> en un entorno aislado, mientras que los segundos tienen acceso no restringido, similar a los paquetes <strong>APT.<\/strong><\/p><p>Aunque los atacantes pueden asumir el riesgo de publicar aplicaciones maliciosas como <em><strong>\u00abclassic\u00bb,<\/strong><\/em> estas requieren una revisi\u00f3n manual antes de ser aprobadas.<\/p><p>Las posibilidades de superar estas revisiones son elevadas si la funcionalidad maliciosa est\u00e1 oculta de manera efectiva.<\/p><p>Los investigadores destacan que incluso los snaps <em><strong>\u00abstrict\u00bb<\/strong><\/em> representan un riesgo considerable, ya que pueden abusar de la opci\u00f3n de utilizar <em><strong>\u00abinterfaces\u00bb<\/strong><\/em> para interactuar extensivamente con recursos externos o el servidor de pantalla del sistema anfitri\u00f3n, especialmente <strong><a href=\"https:\/\/mjg59.dreamwidth.org\/42320.h\" target=\"_blank\" rel=\"noopener\">cuando se utiliza X11<\/a>.<\/strong><\/p><p>Esto podr\u00eda posibilitar el espionaje de otras aplicaciones y la realizaci\u00f3n de <a href=\"https:\/\/es.wikipedia.org\/wiki\/Keylogger\" target=\"_blank\" rel=\"noopener\"><strong>keylogging.<\/strong><\/a><\/p><p>Adicionalmente, los analistas de <strong>Aqua<\/strong> resaltan la amenaza de aprovechar la funci\u00f3n de actualizaci\u00f3n autom\u00e1tica de los <em><strong>paquetes snap<\/strong><\/em> para introducir <em><strong>exploits<\/strong> <strong>\u00abnuevos\u00bb<\/strong><\/em> en un sistema comprometido, dirigidos a vulnerabilidades reci\u00e9n descubiertas.<\/p><p>Un ejemplo concreto de este riesgo se relaciona con las vulnerabilidades en el <strong>kernel de Linux<\/strong>.<\/p><p>Dado que los <em><strong>paquetes snap<\/strong><\/em> comparten el mismo <strong>kernel<\/strong> del sistema que todo el software en ejecuci\u00f3n, existe la posibilidad de explotar una vulnerabilidad para evadir el entorno aislado.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d3edd88 elementor-grid-1 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-widget elementor-widget-loop-grid\" data-id=\"d3edd88\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;template_id&quot;:&quot;30519&quot;,&quot;columns&quot;:1,&quot;_skin&quot;:&quot;post&quot;,&quot;columns_tablet&quot;:&quot;2&quot;,&quot;columns_mobile&quot;:&quot;1&quot;,&quot;edit_handle_selector&quot;:&quot;[data-elementor-type=\\&quot;loop-item\\&quot;]&quot;,&quot;row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"loop-grid.post\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-loop-container elementor-grid\" role=\"list\">\n\t\t\t\t<div data-elementor-type=\"loop-item\" data-elementor-id=\"30519\" class=\"elementor elementor-30519 e-loop-item e-loop-item-25910 post-25910 post type-post status-publish format-standard has-post-thumbnail hentry category-linux category-sistemas-operativos category-ubuntu\" data-elementor-post-type=\"elementor_library\" data-custom-edit-handle=\"1\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-98493d2 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"98493d2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-custom\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-ccee508\" data-id=\"ccee508\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-80149f2 elementor-widget elementor-widget-image\" data-id=\"80149f2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/como-actualizar-ubuntu-server-20-04-a-22-04\/\" target=\"_blank\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/07\/Ubuntu_linux-81.png\" class=\"attachment-full size-full wp-image-25912\" alt=\"\" srcset=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/07\/Ubuntu_linux-81.png 800w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/07\/Ubuntu_linux-81-300x225.png 300w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2023\/07\/Ubuntu_linux-81-768x576.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-2109b1e\" data-id=\"2109b1e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-26a68f7 elementor-align-left elementor-widget__width-inherit elementor-widget elementor-widget-post-info\" data-id=\"26a68f7\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"categorias-post\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-dfd774d elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-custom\">\n\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/category\/informatica\/sistemas-operativos\/linux\/\" rel=\"tag\">Linux<\/a> <a href=\"https:\/\/quike.it\/es\/category\/informatica\/sistemas-operativos\/\" rel=\"tag\">Sistemas Operativos<\/a> <a href=\"https:\/\/quike.it\/es\/category\/informatica\/sistemas-operativos\/linux\/ubuntu\/\" rel=\"tag\">Ubuntu<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ed9e84 elementor-widget elementor-widget-heading\" data-id=\"1ed9e84\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"top-post\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/quike.it\/es\/como-actualizar-ubuntu-server-20-04-a-22-04\/\" target=\"_blank\">C\u00f3mo Actualizar UBUNTU Server 20.04 a 22.04<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-714486b elementor-icon-list--layout-inline elementor-align-start elementor-hidden-tablet elementor-hidden-mobile elementor-widget__width-inherit elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"714486b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/como-actualizar-ubuntu-server-20-04-a-22-04\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-book-reader\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M352 96c0-53.02-42.98-96-96-96s-96 42.98-96 96 42.98 96 96 96 96-42.98 96-96zM233.59 241.1c-59.33-36.32-155.43-46.3-203.79-49.05C13.55 191.13 0 203.51 0 219.14v222.8c0 14.33 11.59 26.28 26.49 27.05 43.66 2.29 131.99 10.68 193.04 41.43 9.37 4.72 20.48-1.71 20.48-11.87V252.56c-.01-4.67-2.32-8.95-6.42-11.46zm248.61-49.05c-48.35 2.74-144.46 12.73-203.78 49.05-4.1 2.51-6.41 6.96-6.41 11.63v245.79c0 10.19 11.14 16.63 20.54 11.9 61.04-30.72 149.32-39.11 192.97-41.4 14.9-.78 26.49-12.73 26.49-27.06V219.14c-.01-15.63-13.56-28.01-29.81-27.09z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">510 lecturas<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-comments\" viewBox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/quike.it\/es\/como-actualizar-ubuntu-server-20-04-a-22-04\/#respond\">sin comentarios<\/a><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0a32de7 elementor-icon-list--layout-inline elementor-align-start elementor-widget__width-inherit elementor-hidden-desktop elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"0a32de7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/como-actualizar-ubuntu-server-20-04-a-22-04\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-book-reader\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M352 96c0-53.02-42.98-96-96-96s-96 42.98-96 96 42.98 96 96 96 96-42.98 96-96zM233.59 241.1c-59.33-36.32-155.43-46.3-203.79-49.05C13.55 191.13 0 203.51 0 219.14v222.8c0 14.33 11.59 26.28 26.49 27.05 43.66 2.29 131.99 10.68 193.04 41.43 9.37 4.72 20.48-1.71 20.48-11.87V252.56c-.01-4.67-2.32-8.95-6.42-11.46zm248.61-49.05c-48.35 2.74-144.46 12.73-203.78 49.05-4.1 2.51-6.41 6.96-6.41 11.63v245.79c0 10.19 11.14 16.63 20.54 11.9 61.04-30.72 149.32-39.11 192.97-41.4 14.9-.78 26.49-12.73 26.49-27.06V219.14c-.01-15.63-13.56-28.01-29.81-27.09z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">510 lecturas<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-comments\" viewBox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/quike.it\/es\/como-actualizar-ubuntu-server-20-04-a-22-04\/#respond\">0<\/a><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ed2e874 elementor-widget elementor-widget-heading\" data-id=\"ed2e874\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Riesgos de cyberocupaci\u00f3n y suplantaci\u00f3n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b01fe2d elementor-widget elementor-widget-text-editor\" data-id=\"b01fe2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Todo lo anterior establece las condiciones para una situaci\u00f3n potencialmente peligrosa, siempre y cuando los atacantes encuentren una manera de promover sus paquetes a trav\u00e9s de la utilidad <strong>&#8216;command-not-found&#8217;.<\/strong><\/p><p>No obstante, seg\u00fan explican los analistas, existe un amplio margen para llevar a cabo dicho proceso.<\/p><p>El primer y m\u00e1s sencillo m\u00e9todo es asociar comandos con errores de escritura (por ejemplo, <em><strong>&#8216;ifconfigg&#8217;<\/strong><\/em> en lugar de <em><strong>&#8216;ifconfig&#8217;)<\/strong><\/em> con <strong>paquetes snap<\/strong> maliciosos.<\/p><p>Esto ocasiona que la utilidad <strong>&#8216;command-not-found&#8217;<\/strong> sugiera la instalaci\u00f3n de <a href=\"https:\/\/quike.it\/es\/como-eliminar-malware-de-tu-computadora\/\" target=\"_blank\" rel=\"noopener\"><strong>malware<\/strong><\/a> al usuario, quien es poco probable que se d\u00e9 cuenta de su error tipogr\u00e1fico en ese momento.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f6a672 elementor-widget elementor-widget-image\" data-id=\"8f6a672\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2024\/02\/blog_2665.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"blog_2665\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MzUzNzksInVybCI6Imh0dHBzOlwvXC9xdWlrZS5pdFwvZXNcL3dwLWNvbnRlbnRcL3VwbG9hZHNcL3NpdGVzXC8zXC8yMDI0XC8wMlwvYmxvZ18yNjY1LmpwZyJ9\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"730\" height=\"91\" src=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2024\/02\/blog_2665.jpg\" class=\"attachment-full size-full wp-image-35379\" alt=\"\" srcset=\"https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2024\/02\/blog_2665.jpg 730w, https:\/\/quike.it\/es\/wp-content\/uploads\/sites\/3\/2024\/02\/blog_2665-300x37.jpg 300w\" sizes=\"(max-width: 730px) 100vw, 730px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d775c5 elementor-grid-1 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-widget elementor-widget-loop-grid\" data-id=\"6d775c5\" data-element_type=\"widget\" data-e-type=\"widget\" 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href=\"https:\/\/quike.it\/es\/category\/informatica\/sistemas-operativos\/linux\/ubuntu\/\" rel=\"tag\">Ubuntu<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ed9e84 elementor-widget elementor-widget-heading\" data-id=\"1ed9e84\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"top-post\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/quike.it\/es\/como-instalar-samba-en-linux-ubuntu-22-04-lts-jammy\/\" target=\"_blank\">C\u00f3mo instalar SAMBA en Linux Ubuntu 22.04 LTS Jammy<\/a><\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-714486b elementor-icon-list--layout-inline elementor-align-start elementor-hidden-tablet elementor-hidden-mobile elementor-widget__width-inherit elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" 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11.63v245.79c0 10.19 11.14 16.63 20.54 11.9 61.04-30.72 149.32-39.11 192.97-41.4 14.9-.78 26.49-12.73 26.49-27.06V219.14c-.01-15.63-13.56-28.01-29.81-27.09z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">9.642 lecturas<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-comments\" viewBox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/quike.it\/es\/como-instalar-samba-en-linux-ubuntu-22-04-lts-jammy\/#comments\">11 comentarios<\/a><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0a32de7 elementor-icon-list--layout-inline elementor-align-start elementor-widget__width-inherit elementor-hidden-desktop elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"0a32de7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/quike.it\/es\/como-instalar-samba-en-linux-ubuntu-22-04-lts-jammy\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-book-reader\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M352 96c0-53.02-42.98-96-96-96s-96 42.98-96 96 42.98 96 96 96 96-42.98 96-96zM233.59 241.1c-59.33-36.32-155.43-46.3-203.79-49.05C13.55 191.13 0 203.51 0 219.14v222.8c0 14.33 11.59 26.28 26.49 27.05 43.66 2.29 131.99 10.68 193.04 41.43 9.37 4.72 20.48-1.71 20.48-11.87V252.56c-.01-4.67-2.32-8.95-6.42-11.46zm248.61-49.05c-48.35 2.74-144.46 12.73-203.78 49.05-4.1 2.51-6.41 6.96-6.41 11.63v245.79c0 10.19 11.14 16.63 20.54 11.9 61.04-30.72 149.32-39.11 192.97-41.4 14.9-.78 26.49-12.73 26.49-27.06V219.14c-.01-15.63-13.56-28.01-29.81-27.09z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">9.642 lecturas<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-comments\" viewBox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><a href=\"https:\/\/quike.it\/es\/como-instalar-samba-en-linux-ubuntu-22-04-lts-jammy\/#comments\">11 <\/a><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cef56b2 elementor-widget elementor-widget-text-editor\" data-id=\"cef56b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>El segundo m\u00e9todo implica que los atacantes identifiquen y registren nombres de <em><strong>snaps<\/strong><\/em> no reclamados que los usuarios podr\u00edan esperar que existan, a menudo porque corresponden a comandos o alias conocidos.<\/p><p>\u00ab<em><strong>Si un desarrollador desea que su snap ejecute un comando que se desv\u00ede del formato <span style=\"color: #800000;\">&lt;nombre del snap&gt;<\/span>.<span style=\"color: #800000;\">&lt;nombre de la aplicaci\u00f3n&gt;<\/span> y no sea simplemente <span style=\"color: #800000;\">&lt;nombre del snap&gt;<\/span>, deben solicitar un alias\u00bb, explican los investigadores<\/strong><\/em>.<\/p><p>\u00ab<em><strong>Dicha solicitud inicia un proceso de revisi\u00f3n manual en el que se vota sobre el alias solicitado para asegurarse de que se alinee con la aplicaci\u00f3n<\/strong><\/em>\u00ab.<\/p><p>Sin embargo, si los desarrolladores no registran un <strong>snap<\/strong> real bajo este alias, un actor amenazante puede cargar sus propios paquetes con ese nombre, que luego ser\u00e1n sugeridos por la herramienta <strong>&#8216;command-not-found&#8217;.<\/strong><\/p><p>Este enfoque explota un vac\u00edo en el sistema de nombres y alias de <strong>snaps,<\/strong> permitiendo la suplantaci\u00f3n de software leg\u00edtimo sin la necesidad de solicitudes de alias, aprovechando nombres no reservados pero predecibles.<\/p><p>El tercer m\u00e9todo de ataque implica registrar <em><strong>paquetes snap<\/strong><\/em> maliciosos para paquetes <strong>APT<\/strong> leg\u00edtimos, de modo que la utilidad <strong>&#8216;command-not-found&#8217;<\/strong> sugiera ambos.<\/p><p><strong>Aqua Nautilus<\/strong> afirma que el <strong>26%<\/strong> de los comandos pueden ser explotados de esta manera, ya que muchos editores de software leg\u00edtimo no han reclamado el alias de <strong>paquete snap<\/strong> correspondiente para su proyecto, lo que permite a los atacantes un margen para la explotaci\u00f3n.<\/p><p>Los analistas de seguridad se\u00f1alan que actualmente se desconoce el volumen de explotaci\u00f3n de los problemas mencionados, pero al menos han surgido dos casos (<strong><em><a href=\"https:\/\/forum.snapcraft.io\/t\/fake-crypto-apps\/37070?u=d0od\" target=\"_blank\" rel=\"noopener\">caso <\/a><strong>1<\/strong>,\u00a0 <\/em><a href=\"https:\/\/thenextweb.com\/news\/canonical-finds-hidden-crypto-miners-in-the-linux-snap-app-store\" target=\"_blank\" rel=\"noopener\"><em>caso 2<\/em><\/a><\/strong>).<\/p><p>Algunas medidas que se pueden tomar para mitigar los riesgos incluyen que los usuarios verifiquen la autenticidad de los paquetes que est\u00e1n a punto de instalar, que los desarrolladores de <strong>Snap<\/strong> mantengan un registro de alias que sean similares a sus aplicaciones, y que los mantenedores de paquetes <strong>APT<\/strong> registren el nombre de <strong>Snap<\/strong> asociado para sus comandos.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Una falla l\u00f3gica entre el sistema de sugerencias de paquetes &#8216;command-not-found&#8217; de Ubuntu y el repositorio de paquetes Snap podr\u00eda permitir a los atacantes promover paquetes de Linux maliciosos a usuarios desprevenidos. El problema surge de la capacidad de la utilidad para sugerir paquetes Snap para la instalaci\u00f3n cuando est\u00e1n ausentes, sin un mecanismo de [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":35375,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[89,88],"tags":[],"class_list":["post-35373","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seguridad","category-ubuntu"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Peligro de malware con &#039;command-not-found&#039; en Ubuntu -<\/title>\n<meta name=\"description\" content=\"Una falla l\u00f3gica entre el sistema de sugerencias de paquetes &#039;command-not-found&#039; 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