{"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\/de\/blog\/news\/obnovlenie-git-s-ustraneniem-uyazvimostej","title":{"rendered":"Update von Git zur Behebung von Sicherheitsanf\u00e4lligkeiten","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Es wurden korrigierende Releases des verteilten Quellcodeverwaltungssystems Git 2.41.3, 2.42.4, 2.43.6, 2.44.3, 2.45.3, 2.46.3, v2.47.2 und 2.48.1 ver\u00f6ffentlicht, in denen zwei Schwachstellen beheben wurden:    <\/p>\n<ul>\n<li class=\"l\"> CVE-2024-50349 \u2014 M\u00f6glichkeit der Manipulation von Informationen in einer interaktiven Passwortabfrage f\u00fcr ein Repository. Das Problem entsteht durch fehlende \u00dcberpr\u00fcfung des Hostnamens, wobei die Kodierung von Zeichen im %xx-Format (URL-Encoding) zul\u00e4ssig war. Ein Angreifer konnte die Prozentkodierung nutzen, um Escape-Sequenzen in den Hostnamen einzuf\u00fcgen, die die Ausgabe im Terminal manipulieren.\n<p>Auf diese Weise l\u00e4sst sich der Text der Authentifizierungsaufforderung ersetzen, was beim Benutzer den Eindruck erzeugt, er w\u00fcrde auf ein anderes Repository zugreifen. Dadurch k\u00f6nnte der Benutzer beim Zugriff auf das Repository des Angreifers seine Anmeldedaten von einem anderen Host eingeben. Der Angriff kann w\u00e4hrend der rekursiven Klonung von Submodulen mit dem Befehl \u201egit clone \u2014recurse-submodules\u201c durchgef\u00fchrt werden, wobei eines der Submodule nach einem Passwort von einem anderen Host fragt, tats\u00e4chlich aber die Eingabe an den Host des Angreifers gesendet wird.      <\/p>\n<li class=\"l\"> CVE-2024-52006 \u2014 In der Implementierung des \u201ecredential helper\u201c-Protokolls, das zur \u00dcbertragung von Anmeldedaten beim Zugriff auf Repositories mit eingeschr\u00e4nktem Zugang verwendet wird, wurde ein Fehler entdeckt, der das Einf\u00fcgen von Zeilenumbruchzeichen \u00fcber ein speziell formatiertes URL erm\u00f6glicht. Da das Protokoll zeilenweise Daten verarbeitet, kann das Hinzuf\u00fcgen eines Zeilenumbruchzeichens verwendet werden, um Datenbl\u00f6cke zu trennen und die \u00dcbertragung des Passworts an das falsche Ziel zu lenken. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/de\/server\/\"   title=\"Server\" data-wpil-keyword-link=\"linked\">Server<\/a>Die M\u00f6glichkeit eines Angriffs h\u00e4ngt von der Interpretation des Zeilenumbruchzeichens als Zeilenende in verschiedenen Implementierungen des \u201ecredential helper\u201c-Protokolls ab. Beispielsweise ist der Git Credential Manager, der in C#\/.NET geschrieben ist, anf\u00e4llig f\u00fcr dieses Problem.    <\/ul>\n<p>Nutzern, die Git nicht aktualisieren k\u00f6nnen, wird geraten, von der Verwendung nicht verifizierter externer Repositories mit dem Befehl \u201egit clone\u201c unter Verwendung des Flags \u201e\u2014recurse-submodules\u201c abzusehen und die Verwendung von Anmeldedatenmanagern beim Klonen \u00f6ffentlicher Repositories zu vermeiden. Neben Git wurden auch Patches zur Behebung dieser Sicherheitsprobleme f\u00fcr GitHub Desktop (CVE-2025-23040), Git LFS (CVE-2024-53263) und Git Credential Manager (CVE-2024-50338) ver\u00f6ffentlicht.<br \/>\n<br \/>Quelle: <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 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" 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