{"id":103550,"date":"2022-03-16T15:36:49","date_gmt":"2022-03-16T13:36:49","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-openssl-i-libressl-privodyashhaya-k-zacziklivaniyu-pri-obrabotke-nekorrektnyh-sertifikatov"},"modified":"2022-03-16T15:36:49","modified_gmt":"2022-03-16T13:36:49","slug":"uyazvimost-v-openssl-i-libressl-privodyashhaya-k-zacziklivaniyu-pri-obrabotke-nekorrektnyh-sertifikatov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/uyazvimost-v-openssl-i-libressl-privodyashhaya-k-zacziklivaniyu-pri-obrabotke-nekorrektnyh-sertifikatov","title":{"rendered":"Dob\u00ebsia n\u00eb OpenSSL dhe LibreSSL, e cila \u00e7on n\u00eb bllokim gjat\u00eb p\u00ebrpunimit t\u00eb certifikatave t\u00eb pap\u00ebrshtatshme","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Disponohen p\u00ebrdit\u00ebsime korrigjese p\u00ebr bibliotek\u00ebn kriptografike OpenSSL 3.0.2 dhe 1.1.1n. N\u00eb k\u00ebt\u00eb p\u00ebrdit\u00ebsim \u00ebsht\u00eb eliminuar nj\u00eb vulnerabilitet (CVE-2022-0778), i cili mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb shkaktuar nj\u00eb derg\u00eb sh\u00ebrbimi (p\u00ebrplasje e pafund n\u00eb procesimin e dh\u00ebn\u00ebs). P\u00ebr t\u00eb shfryt\u00ebzuar k\u00ebt\u00eb vulnerabilitet, mjafton t\u00eb arrihet q\u00eb t\u00eb p\u00ebrpunohet nj\u00eb certificat e formatuar n\u00eb m\u00ebnyr\u00eb t\u00eb ve\u00e7ant\u00eb. Problemi manifeston si n\u00eb aplikacionet server, ashtu edhe n\u00eb ato klient, t\u00eb cilat mund t\u00eb p\u00ebrpunojn\u00eb certificatat e d\u00ebrguara nga p\u00ebrdoruesi. <\/p>\n

Problemi shkaktohet nga nj\u00eb gabim n\u00eb funksionin BN_mod_sqrt(), i cili \u00e7on n\u00eb nj\u00eb p\u00ebrs\u00ebritje kur llogaritet rr\u00ebnj\u00ebn katrore modulo nj\u00eb num\u00ebr q\u00eb nuk \u00ebsht\u00eb prim. Funksioni p\u00ebrdoret gjat\u00eb analiz\u00ebs s\u00eb certifikatave me \u00e7el\u00ebsa t\u00eb bazuar n\u00eb kthesa eliptike. Shfryt\u00ebzimi p\u00ebrfshin z\u00ebvend\u00ebsimin e parametrave t\u00eb gabuar t\u00eb kthes\u00ebs eliptike n\u00eb certificat. Duke qen\u00eb se problemi shfaqet n\u00eb faz\u00ebn para kontrollit t\u00eb n\u00ebnshkrimit digjital t\u00eb certifikat\u00ebs, sulmi mund t\u00eb realizohet nga nj\u00eb p\u00ebrdorues pa autentikim, i cili \u00ebsht\u00eb n\u00eb gjendje t\u00eb ar ris\u00eb d\u00ebrgimin e certificatave t\u00eb klientit ose serverit n\u00eb aplikacionet q\u00eb p\u00ebrdorin OpenSSL. <\/p>\n

Dob Vulnerabiliteti prek t\u00eb zhvilluarit nga projekti OpenBSD, biblioteka LibreSSL, nj\u00eb korrigjim u ofrua n\u00eb versionet e rregullimit t\u00eb LibreSSL 3.3.6, 3.4.3 dhe 3.5.1. P\u00ebr m\u00eb tep\u00ebr, \u00ebsht\u00eb publikuar nj\u00eb analiz\u00eb e kushteve p\u00ebr shfryt\u00ebzimin e vulnerabilitetit (shembulli i nj\u00eb certifikate t\u00eb keqe q\u00eb shkakton ngecje, ende nuk \u00ebsht\u00eb publikuar).
\n
Burimi: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0414\u043e\u0441\u0442\u0443\u043f\u043d\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0432\u044b\u043f\u0443\u0441\u043a\u0438 \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 OpenSSL 3.0.2 \u0438 1.1.1n. \u0412 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2022-0778), \u043a\u043e\u0442\u043e\u0440\u0443\u044e \u043c\u043e\u0436\u043d\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u043e\u0442\u043a\u0430\u0437\u0430 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438 (\u0431\u0435\u0441\u043a\u043e\u043d\u0435\u0447\u043d\u043e\u0435 \u0437\u0430\u0446\u0438\u043a\u043b\u0438\u0432\u0430\u043d\u0438\u0435 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430). \u0414\u043b\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u0430. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u0432 \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u0445, \u0442\u0430\u043a \u0438 \u0432 \u043a\u043b\u0438\u0435\u043d\u0442\u0441\u043a\u0438\u0445 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0433\u0443\u0442 \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u043f\u0435\u0440\u0435\u0434\u0430\u043d\u043d\u044b\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u043c \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u044b. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0432\u044b\u0437\u0432\u0430\u043d\u0430 \u043e\u0448\u0438\u0431\u043a\u043e\u0439 \u0432 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 […]<\/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-103550","post","type-post","status-publish","format-standard","hentry","category-novosti-interneta"],"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\udd47 Vulnerabiliteti n\u00eb OpenSSL dhe LibreSSL, q\u00eb \u00e7on n\u00eb ciklim gjat\u00eb p\u00ebrpunimit t\u00eb certifikatave t\u00eb pavlefshme | ProHoster","description":"Jan\u00eb t\u00eb disponueshme l\u00ebshime korrigjuese p\u00ebr bibliotek\u00ebn praktike OpenSSL 3.0.2 dhe 1.1.1n. N\u00eb p\u00ebrdit\u00ebsim, \u00ebsht\u00eb eliminuar vulnerabiliteti (CVE-2022-0778), i cili mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb organizuar nj\u00eb mohim t\u00eb sh\u00ebrbimit (p\u00ebrfundim i pafund n\u00eb cik\u00ebl t\u00eb procesor\u00ebve). P\u00ebr t\u00eb shfryt\u00ebzuar vulnerabilitetin, \u00ebsht\u00eb e mjaftueshme t\u00eb arrihet p\u00ebrpunimi i nj\u00eb certifikate t\u00eb hartuar posa\u00e7\u00ebrisht. Problemi shfaqet si n\u00eb aplikacionet server, ashtu edhe n\u00eb ato klient, t\u00eb cilat mund t\u00eb p\u00ebrpunojn\u00eb certifikatat e dor\u00ebzuara nga p\u00ebrdoruesi. 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