{"id":32934,"date":"2019-10-31T21:49:47","date_gmt":"2019-10-31T18:49:47","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vse-dopolneniya-k-firefox-otklyucheny-iz-za-istecheniya-sroka-sertifikata-mozilla\/"},"modified":"2019-10-31T21:49:47","modified_gmt":"2019-10-31T18:49:47","slug":"vse-dopolneniya-k-firefox-otklyucheny-iz-za-istecheniya-sroka-sertifikata-mozilla","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/vse-dopolneniya-k-firefox-otklyucheny-iz-za-istecheniya-sroka-sertifikata-mozilla","title":{"rendered":"Todas las extensiones de Firefox han sido desactivadas debido a la expiraci\u00f3n del certificado de Mozilla","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La compa\u00f1\u00eda Mozilla <noindex><a rel=\"nofollow\" href=\"https:\/\/discourse.mozilla.org\/t\/certificate-issue-causing-add-ons-to-be-disabled-or-fail-to-install\/39047\">ha advertido<\/a><\/noindex> sobre la aparici\u00f3n masiva de <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1548973\">problemas<\/a><\/noindex> com complementos para Firefox. Todos los usuarios del navegador encontraron que los complementos fueron bloqueados debido a la expiraci\u00f3n de la vigencia del certificado utilizado para la generaci\u00f3n de firmas digitales. Adem\u00e1s, se se\u00f1ala la imposibilidad de instalar nuevos complementos desde el cat\u00e1logo oficial <noindex><a rel=\"nofollow\" href=\"https:\/\/addons.mozilla.org\">AMO<\/a><\/noindex> (addons.mozilla.org). <\/p>\n<p>Por el momento, no se ha encontrado una soluci\u00f3n a la situaci\u00f3n <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/mozilla\/addons\/issues\/978\">no encontrada<\/a><\/noindex>, los desarrolladores de Mozilla est\u00e1n considerando posibles opciones de correcci\u00f3n y por ahora se han limitado a una confirmaci\u00f3n general de la situaci\u00f3n. Se menciona que los complementos se volvieron inactivos despu\u00e9s de las 0 horas (UTC) del 4 de mayo. El certificado deber\u00eda haberse actualizado hace una semana, pero por alguna raz\u00f3n esto no ocurri\u00f3 y este hecho pas\u00f3 desapercibido. Ahora, unos minutos despu\u00e9s de iniciar el navegador, aparece una advertencia sobre la desactivaci\u00f3n de los complementos debido a problemas con la firma digital y los complementos desaparecen de la lista. La verificaci\u00f3n de la firma digital se realiza una vez al d\u00eda o despu\u00e9s de iniciar el navegador, por lo que en instancias de Firefox que se han estado ejecutando durante mucho tiempo, los complementos pueden desactivarse de inmediato.<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/pics_base\/0_1556949603.png\"><img decoding=\"async\" alt=\"Todas las extensiones de Firefox han sido desactivadas debido a la expiraci\u00f3n del certificado de Mozilla\" src=\"\/wp-content\/uploads\/2019\/05\/85f93c4c1dacbe0ea56f12b0ef571156.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Como una soluci\u00f3n alternativa para restaurar el acceso a las extensiones, los usuarios de Linux pueden desactivar la verificaci\u00f3n de firma digital estableciendo en about:config la variable \u00abxpinstall.signatures.required\u00bb en el valor \u00abfalse\u00bb. Este m\u00e9todo funciona solo en Linux y Android para las versiones estables y beta; en Windows y macOS, tal manipulaci\u00f3n solo es posible en versiones nocturnas y en la versi\u00f3n para desarrolladores (Developer Edition). Como opci\u00f3n, tambi\u00e9n se puede cambiar el valor del reloj del sistema a un momento anterior a la expiraci\u00f3n del certificado, lo que permitir\u00e1 reinstalar extensiones desde el cat\u00e1logo de AMO, aunque la etiqueta de desactivaci\u00f3n ya instalada no se elimina.<\/p>\n<p>Recordemos que la verificaci\u00f3n obligatoria de los complementos de Firefox por firmas digitales fue <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=43722\">implementada<\/a><\/noindex> en abril de 2016. Seg\u00fan Mozilla, la verificaci\u00f3n mediante firma digital permite bloquear la difusi\u00f3n de complementos maliciosos y que esp\u00edan a los usuarios. Algunos desarrolladores de complementos  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=43398\">no est\u00e1n de acuerdo<\/a><\/noindex> Con esta postura, se considera que el mecanismo de verificaci\u00f3n obligatoria mediante firma digital solo crea dificultades para los desarrolladores y lleva a un aumento en el tiempo de entrega de correcciones a los usuarios, sin afectar la seguridad. Existen m\u00faltiples m\u00e9todos triviales y evidentes <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/dstillman\/amo-validator-bypass\">para eludir el sistema de verificaci\u00f3n automatizada de complementos, que permiten insertar c\u00f3digo malicioso de forma encubierta, por ejemplo, generando operaciones sobre la marcha al unir varias cadenas y luego ejecutando la cadena resultante mediante la llamada a eval. La postura de Mozilla<\/a><\/noindex> se reduce <noindex><a rel=\"nofollow\" href=\"http:\/\/danstillman.com\/2015\/11\/23\/firefox-extension-scanning-is-security-theater\">a que la mayor\u00eda de los autores de complementos maliciosos son perezosos y no recurrir\u00e1n a tales t\u00e9cnicas de ocultaci\u00f3n de actividades maliciosas.<\/a><\/noindex> Complemento: Los desarrolladores de Mozilla <\/p>\n<p>sobre el inicio de pruebas para una correcci\u00f3n, que, en caso de pasar la verificaci\u00f3n, pronto ser\u00e1 entregada a los usuarios (a\u00fan no se ha tomado una decisi\u00f3n sobre la aplicaci\u00f3n de la correcci\u00f3n propuesta). Hasta que se aplique la correcci\u00f3n, la generaci\u00f3n de firmas digitales para nuevos complementos est\u00e1 desactivada. <noindex><a rel=\"nofollow\" href=\"https:\/\/twitter.com\/mozamo\/status\/1124558124457680896\">informaron<\/a><\/noindex> La compa\u00f1\u00eda Mozilla advirti\u00f3 sobre la aparici\u00f3n de un problema masivo.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fuente: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50623\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Mozilla \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0434\u0438\u043b\u0430 \u043e \u0432\u043e\u0437\u043d\u0438\u043a\u043d\u043e\u0432\u0435\u043d\u0438\u0438 \u043c\u0430\u0441\u0441\u043e\u0432\u044b\u0445 \u043f\u0440\u043e\u0431\u043b\u0435\u043c \u0441 \u0434\u043e\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f\u043c\u0438 \u043a Firefox. \u0423 \u0432\u0441\u0435\u0445 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430 \u0434\u043e\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043e\u043a\u0430\u0437\u0430\u043b\u0438\u0441\u044c \u0437\u0430\u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u043c\u0438 \u0438\u0437-\u0437\u0430 \u0438\u0441\u0442\u0435\u0447\u0435\u043d\u0438\u044f \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u0436\u0438\u0437\u043d\u0438 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u0430, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0433\u043e \u0434\u043b\u044f \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0446\u0438\u0444\u0440\u043e\u0432\u044b\u0445 \u043f\u043e\u0434\u043f\u0438\u0441\u0435\u0439. \u041a\u0440\u043e\u043c\u0435 \u0442\u043e\u0433\u043e, \u043e\u0442\u043c\u0435\u0447\u0430\u0435\u0442\u0441\u044f \u043d\u0435\u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 \u043d\u043e\u0432\u044b\u0445 \u0434\u043e\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0439 \u0438\u0437 \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0430 AMO (addons.mozilla.org). \u0412\u044b\u0445\u043e\u0434 \u0438\u0437 \u0441\u043b\u043e\u0436\u0438\u0432\u0448\u0435\u0439\u0441\u044f \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u0438 \u043f\u043e\u043a\u0430 \u043d\u0435 \u043d\u0430\u0439\u0434\u0435\u043d, \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 Mozilla \u043e\u0431\u0434\u0443\u043c\u044b\u0432\u0430\u044e\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0438 \u043f\u043e\u043a\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":24696,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-32934","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Mozilla \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0434\u0438\u043b\u0430 \u043e \u0432\u043e\u0437\u043d\u0438\u043a\u043d\u043e\u0432\u0435\u043d\u0438\u0438 \u043c\u0430\u0441\u0441\u043e\u0432\u044b\u0445.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" 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