{"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\/fr\/blog\/news\/reliz-http-servera-apache-2-4-49-s-ustraneniem-uyazvimostej","title":{"rendered":"Publication du serveur HTTP Apache 2.4.49 avec correction de vuln\u00e9rabilit\u00e9s","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La publication de la version 2.4.49 du serveur HTTP Apache, qui inclut 27 changements et corrige 5 vuln\u00e9rabilit\u00e9s :  <\/p>\n<ul>\n<li class=\"l\"> CVE-2021-33193 \u2014 vuln\u00e9rabilit\u00e9 de mod_http2 face \u00e0 une nouvelle variante de l'attaque \u00ab HTTP Request Smuggling \u00bb, permettant, via l'envoi de requ\u00eates clients sp\u00e9cialement format\u00e9es, de s'infiltrer dans le contenu des requ\u00eates d'autres utilisateurs, transmises via mod_proxy (par exemple, cela peut permettre d'injecter un code JavaScript malveillant dans la session d'un autre utilisateur du site).\n<li class=\"l\"> CVE-2021-40438 \u2014 vuln\u00e9rabilit\u00e9 SSRF (Server Side Request Forgery) dans mod_proxy, permettant, gr\u00e2ce \u00e0 l'envoi d'une requ\u00eate uri-path sp\u00e9cialement format\u00e9e, de rediriger la requ\u00eate vers un serveur choisi par l'attaquant.\n<li class=\"l\"> CVE-2021-39275 \u2014 d\u00e9bordement de tampon dans la fonction ap_escape_quotes. La vuln\u00e9rabilit\u00e9 est consid\u00e9r\u00e9e comme non dangereuse, car tous les modules par d\u00e9faut ne transmettent pas de donn\u00e9es externes \u00e0 cette fonction. Mais th\u00e9oriquement, il pourrait exister des modules tiers \u00e0 travers lesquels une attaque pourrait \u00eatre r\u00e9alis\u00e9e.\n<li class=\"l\"> CVE-2021-36160 \u2014 lectures en dehors des limites du tampon dans le module mod_proxy_uwsgi, entra\u00eenant un plantage.\n<li class=\"l\"> CVE-2021-34798 \u2014 d\u00e9r\u00e9f\u00e9rencement d'un pointeur nul, provoquant un arr\u00eat du processus lors du traitement de requ\u00eates sp\u00e9cialement format\u00e9es.        <\/li>\n<\/ul>\n<p>Les modifications les plus remarquables, non li\u00e9es \u00e0 la s\u00e9curit\u00e9 :   <\/p>\n<ul>\n<li class=\"l\"> Un grand nombre de modifications internes a \u00e9t\u00e9 apport\u00e9 \u00e0 mod_ssl. Les param\u00e8tres \u00ab ssl_engine_set \u00bb, \u00ab ssl_engine_disable \u00bb et \u00ab ssl_proxy_enable \u00bb ont \u00e9t\u00e9 transf\u00e9r\u00e9s de mod_ssl au c\u0153ur (core). La possibilit\u00e9 d'appliquer des alternatives a \u00e9t\u00e9 fournie. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/ssl-sertifikat\/\"   title=\"SSL\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2294\">SSL<\/a>Dans mod_proxy, l'analyse des chemins avec un socket unix, transmis dans l'URL \u00ab proxy: \u00bb, a \u00e9t\u00e9 acc\u00e9l\u00e9r\u00e9e.\n<li class=\"l\"> Dans mod_proxy, l'analyse des chemins avec le socket unix, transmis dans l'URL \u00ab proxy: \u00bb, a \u00e9t\u00e9 acc\u00e9l\u00e9r\u00e9e.\n<li class=\"l\"> Les capacit\u00e9s du module mod_md, utilis\u00e9 pour automatiser l'obtention et la maintenance des certificats en utilisant le protocole ACME (Automatic Certificate Management Environment), ont \u00e9t\u00e9 \u00e9tendues. L'encadrement des domaines dans  est d\u00e9sormais autoris\u00e9 et le support pour tls-alpn-01 a \u00e9t\u00e9 ajout\u00e9. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/domain\/\"   title=\"complets\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"912\">complets<\/a>Un param\u00e8tre StrictHostCheck a \u00e9t\u00e9 ajout\u00e9, interdisant l'indication de noms d'h\u00f4tes non configur\u00e9s dans les arguments de la liste \u00ab allow \u00bb.\n<li class=\"l\"> Un param\u00e8tre StrictHostCheck a \u00e9t\u00e9 ajout\u00e9, interdisant la sp\u00e9cification de noms d'h\u00f4tes non configur\u00e9s dans la liste des arguments \u00ab allow \u00bb.    <\/ul>\n<p>Source : <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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