{"id":102262,"date":"2021-11-10T21:36:39","date_gmt":"2021-11-10T19:36:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-samba-ustraneno-8-opasnyh-uyazvimostej"},"modified":"2021-11-10T21:36:39","modified_gmt":"2021-11-10T19:36:39","slug":"v-samba-ustraneno-8-opasnyh-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/v-samba-ustraneno-8-opasnyh-uyazvimostej","title":{"rendered":"N\u00eb Samba jan\u00eb eliminuar 8 vulnerabilitete t\u00eb rrezikshme","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Jan\u00eb publikuar l\u00ebshime korrigjuese p\u00ebr paketat Samba 4.15.2, 4.14.10 dhe 4.13.14 me rregullimin e 8 dob\u00ebsive, shumica e t\u00eb cilave mund t\u00eb \u00e7ojn\u00eb n\u00eb komprometimin e plot\u00eb t\u00eb domenit Active Directory. E ve\u00e7ant\u00eb \u00ebsht\u00eb se nj\u00eb nga problemet \u00ebsht\u00eb rregulluar q\u00eb prej vitit 2016, nd\u00ebrsa pes\u00eb t\u00eb tjera q\u00eb prej vitit 2020, p\u00ebr m\u00eb tep\u00ebr, nj\u00eb rregullim ka \u00e7uar n\u00eb pamund\u00ebsin\u00eb e nisjes s\u00eb winbindd kur \u00ebsht\u00eb vendosur cil\u00ebsimi \"allow trusted domains = no\" (zhvilluesit kan\u00eb n\u00eb plan t\u00eb publikojn\u00eb shpejt nj\u00eb p\u00ebrdit\u00ebsim tjet\u00ebr me nj\u00eb rregullim). Publikimi i p\u00ebrdit\u00ebsimeve t\u00eb paketa n\u00eb distribucionet mund t\u00eb ndiqet n\u00eb faqet: Debian, Ubuntu, RHEL, SUSE, Fedora, Arch, FreeBSD.    <\/p>\n<p>Dob\u00ebsit\u00eb e eliminuara:  <\/p>\n<ul>\n<li class=\"l\"> CVE-2020-25717 \u2014 p\u00ebr shkak t\u00eb nj\u00eb mang\u00ebsie n\u00eb logjik\u00ebn e matjes s\u00eb p\u00ebrdoruesve t\u00eb domenit me ata t\u00eb sistemit lokal, nj\u00eb p\u00ebrdorues i domenit Active Directory, i cili ka mund\u00ebsin\u00eb t\u00eb krijoj\u00eb llogari t\u00eb reja n\u00eb sistemin e tij t\u00eb kontrolluar p\u00ebrmes ms-DS-MachineAccountQuota, mund t\u00eb kishte qasje me t\u00eb drejta root n\u00eb sisteme t\u00eb tjera q\u00eb ishin pjes\u00eb e <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sq\/domain\/\"   title=\"domain\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4094\">domain<\/a>.\n<li class=\"l\"> CVE-2021-3738 \u2014 qasja n\u00eb nj\u00eb zon\u00eb memorjeje t\u00eb lirohet tashm\u00eb (Use after free) n\u00eb zbatimin e serverit RPC t\u00eb Samba AD DC (dsdb), e cila potencialisht mund t\u00eb \u00e7oj\u00eb n\u00eb rritjen e privilegjeve gjat\u00eb manipulimit t\u00eb vendosjes s\u00eb lidhjeve.\n<li class=\"l\"> CVE-2016-2124 \u2014 lidhjet e klient\u00ebve, t\u00eb vendosura me protokollin SMB1, mund t\u00eb ishin transferuar p\u00ebr t\u00eb dh\u00ebn\u00eb parametrat e autentikimit n\u00eb tekst t\u00eb hapur ose p\u00ebrmes NTLM (p\u00ebr shembull, p\u00ebr t\u00eb identifikuar kredencialet gjat\u00eb sulmeve MITM), madje edhe n\u00ebse p\u00ebr p\u00ebrdoruesin ose aplikacionin \u00ebsht\u00eb p\u00ebrcaktuar nj\u00eb autentifikim i detyruar p\u00ebrmes Kerberos.\n<li class=\"l\"> CVE-2020-25722 \u2014 n\u00eb kontrolluesin e domenit Active Directory t\u00eb bazuar n\u00eb Samba nuk ishin kryer kontrollime t\u00eb duhura t\u00eb qasjes n\u00eb t\u00eb dh\u00ebnat e ruajtura, duke lejuar \u00e7do p\u00ebrdorues t\u00eb kalonte verifikimet e autorizimeve dhe t\u00eb kompromentonte plot\u00ebsisht domenin.\n<li class=\"l\"> CVE-2020-25718 \u2014 n\u00eb kontrolluesin e domenit Active Directory t\u00eb bazuar n\u00eb Samba nuk ishin izoluar si\u00e7 duhet biletat Kerberos t\u00eb l\u00ebshuara nga RODC (kontrolluesi i domenit t\u00eb lexuesh\u00ebm), \u00e7ka mund t\u00eb p\u00ebrdorej p\u00ebr t\u00eb marr\u00eb biletat e administratorit nga RODC pa pasur autorizimin p\u00ebrkat\u00ebs.\n<li class=\"l\"> CVE-2020-25719 \u2014 kontrolleri i domainit Active Directory t\u00eb bazuar n\u00eb Samba nuk e merrte gjithmon\u00eb parasysh n\u00eb lidhje n\u00ebnshkrimin SID dhe PAC n\u00eb biletat Kerberos (n\u00eb konfigurimin \u00abgensec:require_pac = true\u00bb kontrollohej vet\u00ebm emri, nd\u00ebrsa PAC nuk merrej parasysh), e cila lejonte nj\u00eb p\u00ebrdorues q\u00eb kishte t\u00eb drejta p\u00ebr t\u00eb krijuar llogari n\u00eb sistemin lokal q\u00eb t\u00eb pretendonte p\u00ebr nj\u00eb p\u00ebrdorues tjet\u00ebr n\u00eb domain, p\u00ebrfshir\u00eb privilegjin.\n<li class=\"l\"> CVE-2020-25721 \u2014 p\u00ebr p\u00ebrdoruesit q\u00eb kalonin autentikimin duke p\u00ebrdorur Kerberos, nuk jepeshin gjithmon\u00eb identifikues unik\u00eb p\u00ebr Active Directory (objectSid), gj\u00eb q\u00eb mund t\u00eb \u00e7onte n\u00eb p\u00ebrplasjen e nj\u00eb p\u00ebrdoruesi me nj\u00eb tjet\u00ebr.\n<li class=\"l\"> CVE-2021-23192 \u2014 gjat\u00eb nj\u00eb sulmi MITM, kishte mund\u00ebsi p\u00ebr t\u00eb manipuluar fragmente n\u00eb k\u00ebrkesa t\u00eb m\u00ebdha DCE\/RPC, t\u00eb ndara n\u00eb disa pjes\u00eb.  <\/ul>\n<p>Burimi: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56132\">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 \u043f\u0430\u043a\u0435\u0442\u0430 Samba 4.15.2, 4.14.10 \u0438 4.13.14 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c 8 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e \u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043c\u043e\u0433\u0443\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u043f\u043e\u043b\u043d\u043e\u0439 \u043a\u043e\u043c\u043f\u0440\u043e\u043c\u0435\u0442\u0430\u0446\u0438\u0438 \u0434\u043e\u043c\u0435\u043d\u0430 Active Directory. \u041f\u0440\u0438\u043c\u0435\u0447\u0430\u0442\u0435\u043b\u044c\u043d\u043e, \u0447\u0442\u043e \u043e\u0434\u043d\u0443 \u0438\u0437 \u043f\u0440\u043e\u0431\u043b\u0435\u043c \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u044f\u043b\u0438 \u0441 2016 \u0433\u043e\u0434\u0430, \u0430 \u043f\u044f\u0442\u044c &#8212; \u0441 2020 \u0433\u043e\u0434\u0430, \u0442\u0435\u043c \u043d\u0435 \u043c\u0435\u043d\u0435\u0435 \u043e\u0434\u043d\u043e \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u0438\u0432\u0435\u043b\u043e \u043a \u043d\u0435\u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u0437\u0430\u043f\u0443\u0441\u0442\u0438\u0442\u044c winbindd \u043f\u0440\u0438 \u043d\u0430\u043b\u0438\u0447\u0438\u0438 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0438 &#171;allow trusted domains [&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-102262","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\" content=\"\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 4.15.2, 4.14.10 \u0438 4.13.14 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c 8 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e 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