{"id":183289,"date":"2026-09-07T22:54:33","date_gmt":"2026-09-07T20:54:33","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/uyazvimosti-v-mikrotik-routeros-dopuskayushhie-udalyonnyj-dostup-po-ssh-bez-autentifikaczii"},"modified":"2026-09-07T22:54:37","modified_gmt":"2026-09-07T20:54:37","slug":"mikrotik-routeros-vulnerabilities-allow-unauthenticated-remote-ssh-access","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/mikrotik-routeros-vulnerabilities-allow-unauthenticated-remote-ssh-access","title":{"rendered":"Zranitelnosti v MikroTik RouterOS umo\u017e\u0148uj\u00edc\u00ed vzd\u00e1len\u00fd p\u0159\u00edstup p\u0159es SSH bez autentizace","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

V opera\u010dn\u00edm syst\u00e9mu RouterOS, kter\u00fd se pou\u017e\u00edv\u00e1 v sm\u011brova\u010d\u00edch MikroTik, bylo nalezeno 6 zranitelnost\u00ed. Kombinace dvou z nich umo\u017e\u0148uje vzd\u00e1len\u011b z\u00edskat plnou kontrolu nad za\u0159\u00edzen\u00edm s administr\u00e1torsk\u00fdmi pr\u00e1vy, pokud je dostupn\u00e9 p\u0159es SSH. Byly zaznamen\u00e1ny p\u0159\u00edpady exploatace uveden\u00fdch zranitelnost\u00ed. Z\u00e1platy od MikroTik jsou k dispozici od 3. z\u00e1\u0159\u00ed (RouterOS 7.25 beta 3, 7.24.2, 7.23.4, 6.49.21) a pravd\u011bpodobn\u011b \u00fato\u010dn\u00edci dok\u00e1zali ur\u010dit podstatu zranitelnost\u00ed podle t\u011bchto z\u00e1plat. <\/p>\n

Zranitelnost CVE-2026-67276 a CVE-2026-86060 byly ozna\u010deny jako kritick\u00e9 (9.2 z 10). Prvn\u00ed probl\u00e9m je zp\u016fsoben nespr\u00e1vnou kontrolou otev\u0159en\u00fdch kl\u00ed\u010d\u016f RSA pou\u017e\u00edvan\u00fdch p\u0159i autentizaci p\u0159es SSH. Znalost\u00ed u\u017eivatelsk\u00e9ho jm\u00e9na a parametr\u016f u\u017eivatelsk\u00e9ho otev\u0159en\u00e9ho kl\u00ed\u010de mohl \u00fato\u010dn\u00edk vytvo\u0159it pad\u011blan\u00fd kl\u00ed\u010d a p\u0159ipojit se p\u0159es n\u011bj pomoc\u00ed SSH bez p\u0159\u00edstupu k uzav\u0159en\u00e9mu kl\u00ed\u010di. Druh\u00fd probl\u00e9m souvis\u00ed s absenc\u00ed filtrace nep\u0159\u00edpustn\u00fdch znak\u016f na za\u010d\u00e1tku u\u017eivatelsk\u00e9ho jm\u00e9na p\u0159i zpracov\u00e1n\u00ed p\u0159ihl\u00e1\u0161en\u00ed p\u0159es SSH. <\/p>\n

\u00dasp\u011b\u0161nou exploataci zranitelnost\u00ed lze sledovat podle z\u00e1znam\u016f v logu RouterOS: login failure for user -2 from via ssh user added by ssh:-2@
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 RouterOS, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0439 \u0432 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0442\u043e\u0440\u0430\u0445 MikroTik, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043e 6 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u041a\u043e\u043c\u0431\u0438\u043d\u0430\u0446\u0438\u044f \u0434\u0432\u0443\u0445 \u0438\u0437 \u043d\u0438\u0445 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043f\u043e\u043b\u043d\u044b\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u043d\u0430\u0434 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u043e\u043c \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430 \u043f\u0440\u0438 \u0443\u0441\u043b\u043e\u0432\u0438\u0438 \u0435\u0433\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e\u0441\u0442\u0438 \u043f\u043e SSH. \u0417\u0430\u0444\u0438\u043a\u0441\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u0444\u0430\u043a\u0442\u044b \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u043e\u0442\u043c\u0435\u0447\u0435\u043d\u043d\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u041f\u0430\u0442\u0447\u0438 \u043e\u0442 Mikrotick \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b \u0441 3 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f (RouterOS 7.25 beta 3, 7.24.2, 7.23.4, 6.49.21) \u0438 \u0432\u0435\u0440\u043e\u044f\u0442\u043d\u043e \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0435 \u0441\u043c\u043e\u0433\u043b\u0438 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u044c 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