{"id":108622,"date":"2023-05-18T12:48:16","date_gmt":"2023-05-18T10:48:16","guid":{"rendered":"https:\/\/prohoster.info\/?p=108622"},"modified":"2023-05-18T19:55:48","modified_gmt":"2023-05-18T17:55:48","slug":"kriticheskie-uyazvimosti-v-kommutatorah-cisco-serii-small-business","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/kriticheskie-uyazvimosti-v-kommutatorah-cisco-serii-small-business","title":{"rendered":"Kritick\u00e9 zranitelnosti ve switch\u00edch Cisco s\u00e9rie Small Business","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

V p\u0159ep\u00edna\u010d\u00edch Cisco s\u00e9rie Small Business bylo zji\u0161t\u011bno 4 zranitelnost\u00ed, kter\u00e9 umo\u017e\u0148uj\u00ed vzd\u00e1len\u00e9mu \u00fato\u010dn\u00edkovi z\u00edskat \u00fapln\u00fd p\u0159\u00edstup k za\u0159\u00edzen\u00ed s pr\u00e1vy root bez nutnosti autentizace. K vyu\u017eit\u00ed probl\u00e9m\u016f mus\u00ed \u00fato\u010dn\u00edk m\u00edt mo\u017enost odes\u00edlat po\u017eadavky na s\u00ed\u0165ov\u00fd port, kter\u00fd zaji\u0161\u0165uje funkci webov\u00e9ho rozhran\u00ed. Probl\u00e9my byly klasifikov\u00e1ny jako kriticky nebezpe\u010dn\u00e9 (9.8 z 10). Existuj\u00ed informace o prototypu funk\u010dn\u00edho exploitu. <\/p>\n

Zji\u0161t\u011bn\u00e9 zranitelnosti (CVE-2023-20159, CVE-2023-20160, CVE-2023-20161, CVE-2023-20189) jsou zp\u016fsobeny chybami p\u0159i pr\u00e1ci s pam\u011bt\u00ed v r\u016fzn\u00fdch zpracovatel\u00edch dostupn\u00fdch p\u0159ed autentizac\u00ed. Tyto zranitelnosti vedou k p\u0159ete\u010den\u00ed z\u00e1sobn\u00edku p\u0159i zpracov\u00e1n\u00ed speci\u00e1ln\u011b upraven\u00fdch extern\u00edch dat. Krom\u011b toho byly v s\u00e9rii Cisco Small Business zji\u0161t\u011bny \u010dty\u0159i m\u00e9n\u011b nebezpe\u010dn\u00e9 zranitelnosti (CVE-2023-20024, CVE-2023-20156, CVE-2023-20157, CVE-2023-20158), kter\u00e9 umo\u017e\u0148uj\u00ed vzd\u00e1len\u011b iniciovat \u00fatok typu denial-of-service, a jedna zranitelnost (CVE-2023-20162), kter\u00e1 umo\u017e\u0148uje z\u00edskat informace o konfiguraci za\u0159\u00edzen\u00ed bez autentizace. <\/p>\n

Zranitelnosti se t\u00fdkaj\u00ed s\u00e9ri\u00ed Smart Switch 250, 350, 350X, 550X, Business 250 a Business 350, stejn\u011b jako s\u00e9ri\u00ed Small Business 200, 300 a 500. U p\u0159ep\u00edna\u010d\u016f s\u00e9rie 220 a Business 220 se zranitelnost neprojevuje. Probl\u00e9my byly odstran\u011bny v aktualizac\u00edch firmwaru 2.5.9.16 a 3.3.0.16. Pro s\u00e9rie Small Business 200, 300 a 500 nebudou firmwarov\u00e9 aktualizace vyd\u00e1ny, jeliko\u017e \u017eivotn\u00ed cyklus t\u011bchto model\u016f ji\u017e skon\u010dil.
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Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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