{"id":101281,"date":"2021-09-16T22:22:47","date_gmt":"2021-09-16T20:22:47","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-http-servera-apache-2-4-49-s-ustraneniem-uyazvimostej"},"modified":"2021-09-16T22:22:47","modified_gmt":"2021-09-16T20:22:47","slug":"reliz-http-servera-apache-2-4-49-s-ustraneniem-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/reliz-http-servera-apache-2-4-49-s-ustraneniem-uyazvimostej","title":{"rendered":"Lanzamiento del servidor http Apache 2.4.49 con correcciones de vulnerabilidades","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Se ha publicado la versi\u00f3n del servidor HTTP Apache 2.4.49, que presenta 27 cambios y corrige 5 vulnerabilidades:  <\/p>\n<ul>\n<li class=\"l\"> CVE-2021-33193 \u2014 Vulnerabilidad de mod_http2 ante una nueva variante del ataque \u2018HTTP Request Smuggling\u2019, que permite infiltrar contenido de solicitudes de otros usuarios al enviar solicitudes cliente debidamente formateadas a trav\u00e9s de mod_proxy (por ejemplo, se puede lograr la inserci\u00f3n de c\u00f3digo JavaScript malicioso en la sesi\u00f3n de otro usuario del sitio).\n<li class=\"l\"> CVE-2021-40438 \u2014 Vulnerabilidad SSRF (Server Side Request Forgery) en mod_proxy, que permite redirigir la solicitud a un servidor elegido por el atacante al enviar una solicitud uri-path debidamente formada.\n<li class=\"l\"> CVE-2021-39275 \u2014 Desbordamiento de b\u00fafer en la funci\u00f3n ap_escape_quotes. Esta vulnerabilidad se considera no peligrosa, ya que todos los m\u00f3dulos est\u00e1ndar no env\u00edan datos externos a esta funci\u00f3n. Sin embargo, se teoriza que pueden existir m\u00f3dulos de terceros a trav\u00e9s de los cuales se podr\u00eda llevar a cabo un ataque.\n<li class=\"l\"> CVE-2021-36160 \u2014 Lecturas fuera de los l\u00edmites del b\u00fafer en el m\u00f3dulo mod_proxy_uwsgi, lo que conduce a un fallo.\n<li class=\"l\"> CVE-2021-34798 \u2014 Desreferencia de puntero nulo, causando un fallo del proceso al procesar solicitudes debidamente formateadas.        <\/li>\n<\/ul>\n<p>Los cambios m\u00e1s destacados no relacionados con la seguridad:   <\/p>\n<ul>\n<li class=\"l\"> Se han realizado bastante cambios internos en mod_ssl. Se han trasladado las configuraciones \u2018ssl_engine_set\u2019, \u2018ssl_engine_disable\u2019 y \u2018ssl_proxy_enable\u2019 de mod_ssl al n\u00facleo principal. Se proporciona la posibilidad de aplicar alternativas. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/ssl-sertifikat\/\"   title=\"SSL\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2294\">SSL<\/a>En mod_proxy, se ha acelerado el an\u00e1lisis de rutas con UNIX socket, pasadas en la URL 'proxy:'.\n<li class=\"l\"> En mod_proxy se ha mejorado el an\u00e1lisis de rutas con sockets unix, transmitidos en la URL \u2018proxy:\u2019.\n<li class=\"l\"> Se han ampliado las funcionalidades del m\u00f3dulo mod_md, utilizado para la automatizaci\u00f3n de la obtenci\u00f3n y mantenimiento de certificados utilizando el protocolo ACME (Automatic Certificate Management Environment). Se ha permitido incluir dominios entre comillas en  y se ha proporcionado soporte para tls-alpn-01. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/domain\/\"   title=\"de nombres de dominio\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"912\">de nombres de dominio<\/a>Se ha a\u00f1adido el par\u00e1metro StrictHostCheck, que proh\u00edbe la especificaci\u00f3n de nombres de host no configurados entre los argumentos de la lista 'allow'.\n<li class=\"l\"> Se ha a\u00f1adido el par\u00e1metro StrictHostCheck, que proh\u00edbe especificar nombres de hosts no configurados en la lista de argumentos de \u2018allow\u2019.    <\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55809\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 HTTP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Apache 2.4.49, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043e 27 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e 5 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: CVE-2021-33193 &#8212; \u043f\u043e\u0434\u0432\u0435\u0440\u0436\u0435\u043d\u043d\u043e\u0441\u0442\u044c mod_http2 \u043d\u043e\u0432\u043e\u043c\u0443 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0443 \u0430\u0442\u0430\u043a\u0438 &#171;HTTP Request Smuggling&#187;, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u043c\u0443 \u0447\u0435\u0440\u0435\u0437 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0443 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u044b\u0445 \u043a\u043b\u0438\u0435\u043d\u0442\u0441\u043a\u0438\u0445 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 \u0432\u043a\u043b\u0438\u043d\u0438\u0432\u0430\u0442\u044c\u0441\u044f \u0432 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 \u0434\u0440\u0443\u0433\u0438\u0445 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439, \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0445 \u0447\u0435\u0440\u0435\u0437 mod_proxy (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u043c\u043e\u0436\u043d\u043e \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0433\u043e JavaScript-\u043a\u043e\u0434\u0430 \u0432 \u0441\u0435\u0430\u043d\u0441 \u0434\u0440\u0443\u0433\u043e\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f \u0441\u0430\u0439\u0442\u0430). CVE-2021-40438 &#8212; SSRF-\u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (Server [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-101281","post","type-post","status-publish","format-standard","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=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 HTTP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Apache 2.4.49, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043e 27 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e 5 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439: CVE-2021-33193 - 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