{"id":121349,"date":"2025-01-15T15:46:07","date_gmt":"2025-01-15T13:46:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-git-s-ustraneniem-uyazvimostej"},"modified":"2025-01-15T15:46:07","modified_gmt":"2025-01-15T13:46:07","slug":"obnovlenie-git-s-ustraneniem-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/obnovlenie-git-s-ustraneniem-uyazvimostej","title":{"rendered":"Mise \u00e0 jour de Git corrigeant des vuln\u00e9rabilit\u00e9s","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Des versions correctives du syst\u00e8me de gestion de code source distribu\u00e9 Git 2.41.3, 2.42.4, 2.43.6, 2.44.3, 2.45.3, 2.46.3, v2.47.2 et 2.48.1 ont \u00e9t\u00e9 publi\u00e9es, corrigeant deux vuln\u00e9rabilit\u00e9s :    <\/p>\n<ul>\n<li class=\"l\"> CVE-2024-50349 \u2014 possibilit\u00e9 de falsification d'informations dans une demande interactive de mot de passe pour un d\u00e9p\u00f4t. Le probl\u00e8me est caus\u00e9 par un manque de v\u00e9rification ad\u00e9quate du nom d'h\u00f4te, permettant le codage des caract\u00e8res au format %xx (URL Encoding). Un attaquant pouvait utiliser le codage par pourcentage pour ajouter au nom d'h\u00f4te des s\u00e9quences d'\u00e9chappement manipulant la sortie sur le terminal.\n<p>De cette mani\u00e8re, il est possible de remplacer le texte de l'invitation \u00e0 l'authentification et de cr\u00e9er chez l'utilisateur l'illusion d'acc\u00e9der \u00e0 un autre d\u00e9p\u00f4t, de sorte que, lorsqu'il acc\u00e8de au d\u00e9p\u00f4t de l'attaquant, l'utilisateur saisisse le nom d'utilisateur et le mot de passe d'un autre h\u00f4te. L'attaque peut \u00eatre effectu\u00e9e lors du clonage r\u00e9cursif des sous-modules avec la commande \u00ab git clone \u2014recurse-submodules \u00bb, lors duquel l'un des sous-modules peut demander un mot de passe d'un autre h\u00f4te, mais la saisie sera envoy\u00e9e \u00e0 l'h\u00f4te du d\u00e9p\u00f4t de l'attaquant.      <\/p>\n<li class=\"l\"> CVE-2024-52006 \u2014 une faille a \u00e9t\u00e9 identifi\u00e9e dans l'impl\u00e9mentation du protocole \u00ab credential helper \u00bb, utilis\u00e9 pour passer des informations d'identification lors de l'acc\u00e8s \u00e0 des d\u00e9p\u00f4ts \u00e0 acc\u00e8s limit\u00e9, permettant d'ins\u00e9rer des caract\u00e8res de retour chariot dans les donn\u00e9es par la mention d'une URL sp\u00e9cialement format\u00e9e. \u00c9tant donn\u00e9 que le protocole manipule des donn\u00e9es ligne par ligne, l'ajout d'un retour chariot peut \u00eatre utilis\u00e9 pour diviser des blocs de donn\u00e9es et organiser la transmission du mot de passe vers un autre h\u00f4te. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/server\/\"   title=\"serveur\" data-wpil-keyword-link=\"linked\">serveur<\/a>La possibilit\u00e9 de mener une attaque d\u00e9pend de l'interpr\u00e9tation du caract\u00e8re de retour chariot comme s\u00e9parateur de ligne dans diverses impl\u00e9mentations du protocole \u00ab credential helper \u00bb. Par exemple, ce probl\u00e8me touche le Git Credential Manager, \u00e9crit en C#\/.NET.    <\/ul>\n<p>Aux utilisateurs qui ne peuvent pas mettre \u00e0 jour Git, il est recommand\u00e9 de s'abstenir d'acc\u00e9der \u00e0 des d\u00e9p\u00f4ts externes non v\u00e9rifi\u00e9s en utilisant la commande \u00ab git clone \u00bb avec l'option \u00ab \u2014recurse-submodules \u00bb, ainsi que d'\u00e9viter d'utiliser des gestionnaires d'informations d'identification lors du clonage de d\u00e9p\u00f4ts publics. En plus de Git lui-m\u00eame, des correctifs pour bloquer ces vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 publi\u00e9s pour GitHub Desktop (CVE-2025-23040), Git LFS (CVE-2024-53263) et Git Credential Manager (CVE-2024-50338).<br \/>\n<br \/>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62561\">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\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0432\u044b\u043f\u0443\u0441\u043a\u0438 \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u043c \u043a\u043e\u0434\u043e\u043c Git 2.41.3, 2.42.4, 2.43.6, 2.44.3, 2.45.3, 2.46.3, v2.47.2 \u0438 2.48.1, \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-2024-50349 &#8212; \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u043f\u043e\u0434\u043c\u0435\u043d\u044b \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0432 \u0438\u043d\u0442\u0435\u0440\u0430\u043a\u0442\u0438\u0432\u043d\u043e\u043c \u0437\u0430\u043f\u0440\u043e\u0441\u0435 \u043f\u0430\u0440\u043e\u043b\u044f \u043a \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u0438\u0440\u0438\u044e. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0432\u044b\u0437\u0432\u0430\u043d\u0430 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0435\u043c \u0434\u043e\u043b\u0436\u043d\u043e\u0439 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0438\u043c\u0435\u043d\u0438 \u0445\u043e\u0441\u0442\u0430, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0434\u043e\u043f\u0443\u0441\u043a\u0430\u043b\u043e\u0441\u044c \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 %xx (URL Encoding). \u0410\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u043c\u043e\u0433 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u043f\u0440\u043e\u0446\u0435\u043d\u0442\u043d\u043e\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-121349","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\" 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