{"id":2329,"date":"2021-07-26T07:42:09","date_gmt":"2021-07-26T07:42:09","guid":{"rendered":"https:\/\/intelsynet.com\/?p=2329"},"modified":"2021-07-26T08:01:19","modified_gmt":"2021-07-26T08:01:19","slug":"vulnerabilidades-0-day-explotadas-activamente-en-internet-explorer-safari-y-chrome","status":"publish","type":"post","link":"https:\/\/intelsynet.com\/es\/vulnerabilidades-0-day-explotadas-activamente-en-internet-explorer-safari-y-chrome\/","title":{"rendered":"Vulnerabilidades 0-day explotadas activamente en Internet Explorer, Safari y Chrome"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"background-color: rgba(255,255,255,0);background-position: center center;background-repeat: no-repeat;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;margin-bottom: 0px;margin-top: 0px;border-width: 0px 0px 0px 0px;border-color:rgba(97,158,133,0);border-style:solid;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"margin-top:0px;margin-bottom:0px;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\" style=\"background-position:left top;background-repeat:no-repeat;-webkit-background-size:cover;-moz-background-size:cover;-o-background-size:cover;background-size:cover;padding: 0px 0px 0px 0px;\"><div class=\"fusion-text fusion-text-1\"><p>El equipo de detecci\u00f3n y an\u00e1lisis de amenazas de\u00a0<strong>Google (Threat Analysis Group)<\/strong>\u00a0ha detectado tres campa\u00f1as que hacen un uso activo de\u00a0<strong>cuatro vulnerabilidades\u00a0 0-day <\/strong>, y que tienen como objetivo a los navegadores Chrome, Internet Explorer 11 y Safari.<\/p>\n<p>Los exploits con las <strong>Vulnerabilidades 0-day <\/strong>comentados en el informe de Google hacen uso de cuatro vulnerabilidades, algunas ya comentadas en este blog:<\/p>\n<ul>\n<li><strong>CVE-2021-1879<\/strong>: Uso de memoria tras liberaci\u00f3n en el componente QuickTimePluginReplacement (Apple WebKit)<\/li>\n<li><strong>CVE-2021-21166<\/strong>: Error en el componente Chrome Object Lifecycle del m\u00f3dulo Audio<\/li>\n<li><strong>CVE-2021-30551<\/strong>: Confusi\u00f3n de tipos en el motor V8 de Google Chrome<\/li>\n<li><strong>CVE-2021-33742<\/strong>: Lectura fuera de los l\u00edmites en MSHTML de <a href=\"https:\/\/intelsynet.com\/bluekeep-la-ultima-vunerabilidad-0-day-de-windows\/\">Internet Explorer<\/a><\/li>\n<\/ul>\n<p>Los exploits fueron comercializados por un intermediario a actores apoyados por varios gobiernos y tienen como objetivos a personalidades de estados de Europa del Este y Oriente Medio.<\/p>\n<\/div><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"margin-left: auto;margin-right: auto;margin-top:20px;margin-bottom:20px;width:100%;\"><\/div><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-align-block\"><style>.fusion-button.button-1{border-radius:2px 2px 2px 2px;}<\/style><a class=\"fusion-button button-flat fusion-button-default-size button-default button-1 fusion-button-default-span fusion-button-default-type\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/unaaldia.hispasec.com\/2021\/07\/vulnerabilidades-0-day-explotadas-activamente-en-internet-explorer-safari-y-chrome.html\" style=\"width:calc(100%);\"><span class=\"fusion-button-text\">LEER M\u00c1S<\/span><\/a><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":2332,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-2329","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nuestros-articulos"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Vulnerabilidades 0-day en Internet Explorer, Safari y Chrome<\/title>\n<meta name=\"description\" content=\"Vulnerabilidades 0-day explotadas activamente en Internet Explorer, Safari y Chrome detectadas por el eqluipo de Google Threat Analysis\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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