{"id":104156,"date":"2022-05-26T15:36:44","date_gmt":"2022-05-26T13:36:44","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimosti-v-drajvere-ntfs-3g-pozvolyayushhie-poluchit-root-dostup-v-sisteme"},"modified":"2022-05-26T15:36:44","modified_gmt":"2022-05-26T13:36:44","slug":"uyazvimosti-v-drajvere-ntfs-3g-pozvolyayushhie-poluchit-root-dostup-v-sisteme","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/uyazvimosti-v-drajvere-ntfs-3g-pozvolyayushhie-poluchit-root-dostup-v-sisteme","title":{"rendered":"Zranitelnosti v ovlada\u010di NTFS-3G umo\u017e\u0148uj\u00ed z\u00edskat root p\u0159\u00edstup do syst\u00e9mu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ve verzi projektu NTFS-3G 2022.5.17, kter\u00fd vyv\u00edj\u00ed ovlada\u010d a sadu utilit pro pr\u00e1ci s file syst\u00e9mem NTFS v u\u017eivatelsk\u00e9m prostoru, bylo odstran\u011bno 8 zranitelnost\u00ed, kter\u00e9 umo\u017e\u0148uj\u00ed zv\u00fd\u0161en\u00ed pr\u00e1v v syst\u00e9mu. Probl\u00e9my byly zp\u016fsobeny nedostate\u010dn\u00fdmi kontrolami p\u0159i zpracov\u00e1n\u00ed p\u0159\u00edkazov\u00fdch \u0159\u00e1dk\u016f a p\u0159i pr\u00e1ci s metadaty na NTFS odd\u00edlech.   <\/p>\n<ul>\n<li class=\"l\"> CVE-2022-30783, CVE-2022-30785, CVE-2022-30787 \u2014 zranitelnosti v ovlada\u010di NTFS-3G, sestaven\u00e9m se zabudovanou knihovnou libfuse (libfuse-lite) nebo se syst\u00e9movou knihovnou libfuse2. \u00dato\u010dn\u00edk m\u016f\u017ee vykonat libovoln\u00fd k\u00f3d s pr\u00e1vy root prost\u0159ednictv\u00edm manipulace s mo\u017enostmi p\u0159\u00edkazov\u00e9ho \u0159\u00e1dku, pokud m\u00e1 p\u0159\u00edstup k vykonateln\u00e9mu souboru ntfs-3g dod\u00e1van\u00e9mu s p\u0159\u00edznakem suid root. Pro zranitelnosti byl demonstrov\u00e1n funk\u010dn\u00ed prototyp exploit\u016f.\n<li class=\"l\"> CVE-2021-46790, CVE-2022-30784, CVE-2022-30786, CVE-2022-30788, CVE-2022-30789 \u2014 zranitelnosti v k\u00f3du pro zpracov\u00e1n\u00ed metadat v odd\u00edlech NTFS, vedouc\u00ed k p\u0159ete\u010den\u00ed vyrovn\u00e1vac\u00ed pam\u011bti z d\u016fvodu nedostate\u010dn\u00fdch kontrol. \u00datok m\u016f\u017ee b\u00fdt proveden p\u0159i zpracov\u00e1n\u00ed odd\u00edlu NTFS-3G, p\u0159ipraven\u00e9ho \u00fato\u010dn\u00edkem. Nap\u0159\u00edklad p\u0159i p\u0159ipojov\u00e1n\u00ed za\u0159\u00edzen\u00ed u\u017eivatelem, kter\u00e9 bylo pozm\u011bn\u011bno \u00fato\u010dn\u00edkem, nebo pokud m\u00e1 \u00fato\u010dn\u00edk neprivilegovan\u00fd lok\u00e1ln\u00ed p\u0159\u00edstup k syst\u00e9mu. Pokud je syst\u00e9m nastaven na automatick\u00e9 p\u0159ipojov\u00e1n\u00ed odd\u00edl\u016f NTFS na extern\u00edch \u00falo\u017ei\u0161t\u00edch, pro \u00fatok sta\u010d\u00ed p\u0159ipojit k po\u010d\u00edta\u010di USB Flash s speci\u00e1ln\u011b upraven\u00fdm odd\u00edlem. Funk\u010dn\u00ed exploits pro uveden\u00e9 zranitelnosti zat\u00edm nebyly demonstrov\u00e1ny.      <\/u><br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57254\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 NTFS-3G 2022.5.17, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0434\u0440\u0430\u0439\u0432\u0435\u0440 \u0438 \u043d\u0430\u0431\u043e\u0440 \u0443\u0442\u0438\u043b\u0438\u0442 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043e\u0439 NTFS \u0432 \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f, \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e 8 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0445 \u043f\u043e\u0434\u043d\u044f\u0442\u044c \u0441\u0432\u043e\u0438 \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0438 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0432\u044b\u0437\u0432\u0430\u043d\u044b \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0435\u043c \u0434\u043e\u043b\u0436\u043d\u044b\u0445 \u043f\u0440\u043e\u0432\u0435\u0440\u043e\u043a \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043e\u043f\u0446\u0438\u0439 \u043a\u043e\u043c\u0430\u043d\u0434\u043d\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0438 \u0438 \u043f\u0440\u0438 \u0440\u0430\u0431\u043e\u0442\u0435 \u0441 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u043c\u0438 \u0432 NTFS-\u0440\u0430\u0437\u0434\u0435\u043b\u0430\u0445. CVE-2022-30783, CVE-2022-30785, CVE-2022-30787 &#8212; \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0435 NTFS-3G, \u0441\u043e\u0431\u0440\u0430\u043d\u043d\u043e\u043c \u0441\u043e [&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-104156","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 NTFS-3G 2022.5.17, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0434\u0440\u0430\u0439\u0432\u0435\u0440 \u0438 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