{"id":99573,"date":"2021-03-25T16:22:53","date_gmt":"2021-03-25T14:22:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-samba-4-14-2-4-13-7-i-4-12-14-s-ustraneniem-uyazvimostej"},"modified":"2021-03-25T16:22:53","modified_gmt":"2021-03-25T14:22:53","slug":"obnovlenie-samba-4-14-2-4-13-7-i-4-12-14-s-ustraneniem-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/obnovlenie-samba-4-14-2-4-13-7-i-4-12-14-s-ustraneniem-uyazvimostej","title":{"rendered":"Mise \u00e0 jour de Samba 4.14.2, 4.13.7 et 4.12.14 avec correction de vuln\u00e9rabilit\u00e9s.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Des mises \u00e0 jour correctives pour Samba 4.14.2, 4.13.7 et 4.12.14 ont \u00e9t\u00e9 pr\u00e9par\u00e9es, corrigeant deux vuln\u00e9rabilit\u00e9s :  <\/p>\n<ul>\n<li class=\"l\"> CVE-2020-27840 \u2014 d\u00e9bordement de tampon lors du traitement de noms DN (Distinguished Name) sp\u00e9cialement format\u00e9s. Un attaquant anonyme peut provoquer un crash du serveur AD DC LDAP bas\u00e9 sur Samba en envoyant une requ\u00eate de liaison sp\u00e9cialement format\u00e9e. \u00c9tant donn\u00e9 qu'il est possible de contr\u00f4ler la zone de r\u00e9\u00e9criture au cours de l'attaque, des cons\u00e9quences plus graves, telles que l'ex\u00e9cution de son propre code sur le serveur, ne peuvent pas \u00eatre exclues. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/server\/dts-dronten\/\"   title=\"le serveur\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2615\">le serveur<\/a>, mais il n'existe pas encore d'exploit fonctionnel. Comme le code entra\u00eenant la vuln\u00e9rabilit\u00e9 pour l'analyse de la cha\u00eene DN est ex\u00e9cut\u00e9 avant la v\u00e9rification des param\u00e8tres d'authentification, un attaquant n'ayant pas de compte sur <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/server\/dts-newyork\/\"   title=\"le serveur\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2661\">le serveur<\/a>.\n<li class=\"l\"> CVE-2021-20277 \u2014 lecture en dehors des limites du tampon lors du traitement sur le serveur AD DC LDAP d'un filtre sp\u00e9cialement format\u00e9 par l'utilisateur. Ce probl\u00e8me peut entra\u00eener un crash du gestionnaire de serveur ou une fuite de contenu de la m\u00e9moire du processus.      <\/ul>\n<p>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=54827\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0432\u044b\u043f\u0443\u0441\u043a\u0438 \u043f\u0430\u043a\u0435\u0442\u0430 Samba 4.14.2, 4.13.7 \u0438 4.12.14, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0434\u0432\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438: CVE-2020-27840 &#8212; \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0431\u0443\u0444\u0435\u0440\u0430, \u0432\u043e\u0437\u043d\u0438\u043a\u0430\u044e\u0449\u0435\u0435 \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u044b\u0445 \u0438\u043c\u0451\u043d DN (Distinguished Name). \u0410\u043d\u043e\u043d\u0438\u043c\u043d\u044b\u0439 \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u043c\u043e\u0436\u0435\u0442 \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043a\u0440\u0430\u0445 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 AD DC LDAP \u043d\u0430 \u0431\u0430\u0437\u0435 Samba \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\u043e\u0433\u043e bind-\u0437\u0430\u043f\u0440\u043e\u0441\u0430. \u0422\u0430\u043a \u043a\u0430\u043a \u0432 \u0445\u043e\u0434\u0435 \u0430\u0442\u0430\u043a\u0438 \u0438\u043c\u0435\u0435\u0442\u0441\u044f \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043e\u0431\u043b\u0430\u0441\u0442\u044c \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0441\u0438, \u043d\u0435 [&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-99573","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - 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d\u00e9bordement de tampon survenant lors du traitement de noms sp\u00e9cialement form\u00e9s.","canonical_url":"https:\/\/prohoster.info\/fr\/blog\/news\/obnovlenie-samba-4-14-2-4-13-7-i-4-12-14-s-ustraneniem-uyazvimostej","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"fr_FR","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 Samba 4.14.2, 4.13.7 \u0438 4.12.14 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 | ProHoster","og:description":"\u041f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0432\u044b\u043f\u0443\u0441\u043a\u0438 \u043f\u0430\u043a\u0435\u0442\u0430 Samba 4.14.2, 4.13.7 \u0438 4.12.14, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0434\u0432\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438: CVE-2020-27840 - 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