{"id":91382,"date":"2020-08-12T13:42:03","date_gmt":"2020-08-12T11:42:03","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/udalyonnaya-uyazvimost-v-servernyh-platah-intel-s-bmc-emulex-pilot-3"},"modified":"2020-08-12T13:42:03","modified_gmt":"2020-08-12T11:42:03","slug":"udalyonnaya-uyazvimost-v-servernyh-platah-intel-s-bmc-emulex-pilot-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/udalyonnaya-uyazvimost-v-servernyh-platah-intel-s-bmc-emulex-pilot-3","title":{"rendered":"Vzd\u00e1len\u00e1 zranitelnost v serverov\u00fdch desk\u00e1ch Intel s BMC Emulex Pilot 3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Spole\u010dnost Intel ozn\u00e1mila<\/a><\/noindex> o odstran\u011bn\u00ed 22 zranitelnost\u00ed v firmwarech sv\u00fdch serverov\u00fdch z\u00e1kladn\u00edch desek, serverov\u00fdch syst\u00e9m\u016f a v\u00fdpo\u010detn\u00edch modul\u016f. T\u0159i zranitelnosti, z nich\u017e jedna byla klasifikov\u00e1na jako kritick\u00e1, (CVE-2020-8708<\/a><\/noindex> \u2014 CVSS 9.6, CVE-2020-8707<\/a><\/noindex> \u2014 CVSS 8.3, CVE-2020-8706<\/a><\/noindex> \u2014 CVSS 4.7) se projevuje<\/a><\/noindex> ve firmwaru BMC \u0159adi\u010de Emulex Pilot 3, pou\u017e\u00edvan\u00e9ho v produktech Intel. Zranitelnosti umo\u017e\u0148uj\u00ed p\u0159\u00edstup k konzoli vzd\u00e1len\u00e9ho ovl\u00e1d\u00e1n\u00ed (KVM) bez autentizace, obch\u00e1zen\u00ed autentizace p\u0159i emulaci USB \u00falo\u017en\u00fdch za\u0159\u00edzen\u00ed a zp\u016fsoben\u00ed vzd\u00e1len\u00e9ho p\u0159ete\u010den\u00ed z\u00e1sobn\u00edku v pou\u017eit\u00e9m j\u00e1d\u0159e Linuxu. <\/p>\n

Zranitelnost CVE-2020-8708 umo\u017e\u0148uje neautentizovan\u00e9mu \u00fato\u010dn\u00edkovi, kter\u00fd m\u00e1 p\u0159\u00edstup ke spole\u010dn\u00e9 s\u00edti s zraniteln\u00fdm serverem, z\u00edskat p\u0159\u00edstup k \u0159\u00eddic\u00edmu prost\u0159ed\u00ed BMC. Upozor\u0148uje se, \u017ee technika vyu\u017eit\u00ed zranitelnosti je velmi jednoduch\u00e1 a spolehliv\u00e1, proto\u017ee probl\u00e9m je zp\u016fsoben architektonickou chybou. V\u00edce ne\u017e to, slov<\/a><\/noindex> v\u00fdzkumn\u00edk, kter\u00fd odhalil zranitelnost, zjistil, \u017ee pr\u00e1ce s BMC pomoc\u00ed exploitu je mnohem pohodln\u011bj\u0161\u00ed ne\u017e s pomoc\u00ed standardn\u00edho Java klienta. Mezi za\u0159\u00edzen\u00edmi, kter\u00e1 trp\u00ed t\u00edmto probl\u00e9mem, pat\u0159\u00ed rodiny serverov\u00fdch syst\u00e9m\u016f Intel R1000WT, R2000WT, R1000SP, LSVRP, LR1304SP, R1000WF a R2000WF, z\u00e1kladn\u00ed desky S2600WT, S2600CW, S2600KP, S2600TP, S1200SP, S2600WF, S2600ST a S2600BP, stejn\u011b jako v\u00fdpo\u010detn\u00ed moduly HNS2600KP, HNS2600TP a HNS2600BP. Zranitelnosti byly odstran\u011bny v aktualizaci firmwaru 1.59.<\/p>\n

Podle neofici\u00e1ln\u00edch informac\u00ed<\/a><\/noindex> firmware pro BMC Emulex Pilot 3 byl naps\u00e1n ve spole\u010dnosti AMI, tak\u017ee nezapom\u00ednejme<\/a><\/noindex> se projev zranitelnost\u00ed m\u016f\u017ee vyskytnout i v syst\u00e9mech jin\u00fdch v\u00fdrobc\u016f. Probl\u00e9my se vyskytuj\u00ed ve vn\u011bj\u0161\u00edch patchech j\u00e1dra Linux a aktivn\u011b provozovan\u00fdch kontroln\u00edch procesech, jejich\u017e k\u00f3d byl p\u0159i anal\u00fdze zji\u0161t\u011bn v\u00fdzkumn\u00edkem jako nejhor\u0161\u00ed k\u00f3d, se kter\u00fdm se setkal.<\/p>\n

P\u0159ipom\u00edn\u00e1me, \u017ee BMC je specializovan\u00fd kontroler, kter\u00fd je instalov\u00e1n v serverech, m\u00e1 vlastn\u00ed CPU, pam\u011b\u0165, \u00falo\u017ei\u0161t\u011b a senzory, a poskytuje n\u00edzko\u00farov\u0148ov\u00e9 rozhran\u00ed pro monitorov\u00e1n\u00ed a \u0159\u00edzen\u00ed serverov\u00e9ho vybaven\u00ed. Pomoc\u00ed BMC je mo\u017en\u00e9 nez\u00e1visle na opera\u010dn\u00edm syst\u00e9mu b\u011b\u017e\u00edc\u00edm na serveru sledovat stav senzor\u016f, spravovat nap\u00e1jen\u00ed, firmwary a disky, organizovat vzd\u00e1len\u00e9 bootov\u00e1n\u00ed p\u0159es s\u00ed\u0165, poskytovat konzoli pro vzd\u00e1len\u00fd p\u0159\u00edstup atd. <\/p>\n

<\/a><\/noindex><\/p>\n

Zdroj: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0430 \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438 22 \u0443\u044f\u0432\u0437\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0432 \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0430\u0445 \u0441\u0432\u043e\u0438\u0445 \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u0445 \u043c\u0430\u0442\u0435\u0440\u0438\u043d\u0441\u043a\u0438\u0445 \u043f\u043b\u0430\u0442, \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0438 \u0432\u044b\u0447\u0438\u0441\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043c\u043e\u0434\u0443\u043b\u0435\u0439. \u0422\u0440\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438, \u043e\u0434\u043d\u043e\u0439 \u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c, (CVE-2020-8708 — CVSS 9.6, CVE-2020-8707 — CVSS 8.3, CVE-2020-8706 — CVSS 4.7) \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0432 \u043f\u0440\u043e\u0448\u0438\u0432\u043a\u0435 BMC-\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 Emulex Pilot 3, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0433\u043e \u0432 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u0430\u0445 Intel. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0431\u0435\u0437 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c […]<\/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-91382","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\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\udd47D\u00e1lkov\u00e1 zranitelnost na serverov\u00fdch desk\u00e1ch Intel s BMC Emulex Pilot 3 | ProHoster","description":"Spole\u010dnost Intel ozn\u00e1mila opravu 22 zranitelnost\u00ed ve firmwaru sv\u00fdch 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