{"id":105611,"date":"2022-11-17T15:36:54","date_gmt":"2022-11-17T13:36:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-samba-i-mit-heimdal-kerberos-privodyashhaya-k-perepolneniyu-bufera"},"modified":"2022-11-17T15:36:54","modified_gmt":"2022-11-17T13:36:54","slug":"uyazvimost-v-samba-i-mit-heimdal-kerberos-privodyashhaya-k-perepolneniyu-bufera","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/uyazvimost-v-samba-i-mit-heimdal-kerberos-privodyashhaya-k-perepolneniyu-bufera","title":{"rendered":"Vulnerabilitet n\u00eb Samba dhe MIT\/Heimdal Kerberos, q\u00eb \u00e7on n\u00eb mbushjen e tamponit","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

S\u00eb jan\u00eb publikuar edita korrigjuese p\u00ebr paketat Samba 4.17.3, 4.16.7 dhe 4.15.12, duke eliminuar nj\u00eb vulnerabilitet (CVE-2022-42898) n\u00eb bibliotekat Kerberos, i cili \u00e7on n\u00eb mbushjen e numrave dhe shkrimin e t\u00eb dh\u00ebnave jasht\u00eb buffers t\u00eb rezervuar gjat\u00eb p\u00ebrpunimit t\u00eb parametrave PAC (Privileged Attribute Certificate) d\u00ebrguar nga nj\u00eb p\u00ebrdorues i autentifikuar. Publikimi i p\u00ebrdit\u00ebsimeve t\u00eb paketave n\u00eb distribuimet mund t\u00eb ndiqet n\u00eb faqet: Debian, Ubuntu, Gentoo, RHEL, SUSE, Arch, FreeBSD. <\/p>\n

P\u00ebrve\u00e7 Samba, problemi gjithashtu shfaqet n\u00eb paketat me MIT Kerberos dhe Heimdal Kerberos. N\u00eb raportin p\u00ebr vulnerabilitetin nga projekti Samba, k\u00ebrc\u00ebnimi nuk detajohet, por n\u00eb raportin e MIT Kerberos thuhet se vulnerabiliteti mund t\u00eb \u00e7oj\u00eb n\u00eb ekzekutimin e kodit n\u00eb distanc\u00eb. Shfryt\u00ebzimi i vulnerabilitetit \u00ebsht\u00eb i mundur vet\u00ebm n\u00eb sisteme 32-bit. <\/p>\n

Problemi ndikon n\u00eb konfigurimet me KDC (Key Distribution Center) ose kadmind. N\u00eb konfigurimet pa Active Directory, vulnerabiliteti gjithashtu shfaqet n\u00eb dosjet Samba q\u00eb p\u00ebrdorin Kerberos. sistemet<\/a> Problemi \u00ebsht\u00eb shkaktuar nga nj\u00eb gabim n\u00eb funksionin krb5_parse_pac(), i cili llogariti gabim madh\u00ebsin\u00eb e bufferit t\u00eb p\u00ebrdorur gjat\u00eb analiz\u00ebs s\u00eb fushave PAC. N\u00eb sistemet 32-bit, gjat\u00eb p\u00ebrpunimit t\u00eb PAC-ve t\u00eb formuara n\u00eb m\u00ebnyr\u00eb t\u00eb ve\u00e7ant\u00eb, gabimi mund t\u00eb \u00e7onte n\u00eb pozicionimin e nj\u00eb blloku 16-byte t\u00eb d\u00ebrguar nga sulmuesi jasht\u00eb buffers s\u00eb rezervuar.
\n
Burimi: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\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 \u043f\u0430\u043a\u0435\u0442\u0430 Samba 4.17.3, 4.16.7 \u0438 4.15.12 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (CVE-2022-42898) \u0432 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430\u0445 Kerberos, \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0435\u0439 \u043a \u0446\u0435\u043b\u043e\u0447\u0438\u0441\u043b\u0435\u043d\u043d\u043e\u043c\u0443 \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u0438 \u0437\u0430\u043f\u0438\u0441\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0437\u0430 \u043f\u0440\u0435\u0434\u0435\u043b\u044b \u0432\u044b\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0431\u0443\u0444\u0435\u0440\u0430 \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 PAC (Privileged Attribute Certificate), \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u043c. \u041f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u044e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0432 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430\u0445 \u043c\u043e\u0436\u043d\u043e \u043f\u0440\u043e\u0441\u043b\u0435\u0434\u0438\u0442\u044c \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0430\u0445: Debian, Ubuntu, Gentoo, RHEL, SUSE, Arch, FreeBSD. \u041a\u0440\u043e\u043c\u0435 Samba […]<\/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-105611","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Vulnerabiliteti n\u00eb Samba dhe MIT\/Heimdal Kerberos, q\u00eb \u00e7on n\u00eb mbushjen e bufferit | ProHoster","description":"S\u00eb jan\u00eb publikuar edita korrigjuese p\u00ebr paketat Samba 4.17.3, 4.16.7 dhe 4.15.12, duke eliminuar nj\u00eb vulnerabilitet (CVE-2022-42898) n\u00eb bibliotekat Kerberos, i cili \u00e7on n\u00eb mbushjen e numrave dhe shkrimin e t\u00eb dh\u00ebnave 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ProHoster","og:description":"\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 \u043f\u0430\u043a\u0435\u0442\u0430 Samba 4.17.3, 4.16.7 \u0438 4.15.12 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (CVE-2022-42898) \u0432 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430\u0445 Kerberos, \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0435\u0439 \u043a \u0446\u0435\u043b\u043e\u0447\u0438\u0441\u043b\u0435\u043d\u043d\u043e\u043c\u0443 \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u0438 \u0437\u0430\u043f\u0438\u0441\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0437\u0430 \u043f\u0440\u0435\u0434\u0435\u043b\u044b.","og:url":"https:\/\/prohoster.info\/sq\/blog\/news\/uyazvimost-v-samba-i-mit-heimdal-kerberos-privodyashhaya-k-perepolneniyu-bufera","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2022-11-17T13:36:54+00:00","article:modified_time":"2022-11-17T13:36:54+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts\/105611","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/comments?post=105611"}],"version-history":[{"count":1,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts\/105611\/revisions"}],"predecessor-version":[{"id":164425,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts\/105611\/revisions\/164425"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/media?parent=105611"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/categories?post=105611"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/tags?post=105611"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}