{"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\/sk\/blog\/news\/udalyonnaya-uyazvimost-v-servernyh-platah-intel-s-bmc-emulex-pilot-3","title":{"rendered":"Vzdialen\u00e1 zranite\u013enos\u0165 na serverov\u00fdch dosk\u00e1ch Intel s BMC Emulex Pilot 3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Spolo\u010dnos\u0165 Intel ozn\u00e1mila<\/a><\/noindex> o odstr\u00e1nen\u00ed 22 zranite\u013enost\u00ed v firmv\u00e9roch svojich serverov\u00fdch z\u00e1kladn\u00fdch dosiek, serverov\u00fdch syst\u00e9moch a v\u00fdpo\u010dtov\u00fdch moduloch. Tri zranite\u013enosti, z ktor\u00fdch jedna m\u00e1 kritick\u00fa \u00farove\u0148, (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) prejavuje sa<\/a><\/noindex> v firmv\u00e9ri BMC ovl\u00e1da\u010da Emulex Pilot 3, ktor\u00fd sa pou\u017e\u00edva v produktoch Intel. Zranite\u013enosti umo\u017e\u0148uj\u00fa bez autentifik\u00e1cie z\u00edska\u0165 pr\u00edstup k konzole vzdialen\u00e9ho ovl\u00e1dania (KVM), ob\u00eds\u0165 autentifik\u00e1ciu pri emul\u00e1cii USB \u00falo\u017en\u00fdch zariaden\u00ed a vyvola\u0165 vzdialen\u00e9 prete\u010denie buffera v pou\u017e\u00edvanom BMC Linux jadre. <\/p>\n

Zranite\u013enos\u0165 CVE-2020-8708 umo\u017e\u0148uje neautentifikovan\u00e9mu \u00fato\u010dn\u00edkovi, ktor\u00fd m\u00e1 pr\u00edstup k rovnak\u00e9mu segmentu lok\u00e1lnej siete s zranite\u013en\u00fdm serverom, z\u00edska\u0165 pr\u00edstup k riadiacemu prostrediu BMC. Je pozorovan\u00e9, \u017ee technika vyu\u017eitia zranite\u013enosti je ve\u013emi jednoduch\u00e1 a spo\u013eahliv\u00e1, preto\u017ee probl\u00e9m je sp\u00f4soben\u00fd architektonickou chybou. Okrem toho, pod\u013ea s\u00fahrnu<\/a><\/noindex> v\u00fdskumn\u00edka, ktor\u00fd zranite\u013enos\u0165 odhalil, je pr\u00e1ca s BMC prostredn\u00edctvom exploitovej met\u00f3dy omnoho pohodlnej\u0161ia ne\u017e s pou\u017eit\u00edm \u0161tandardn\u00e9ho Java klienta. Medzi postihnut\u00fdm hardv\u00e9rom sa uv\u00e1dzaj\u00fa rodiny serverov\u00fdch syst\u00e9mov Intel R1000WT, R2000WT, R1000SP, LSVRP, LR1304SP, R1000WF a R2000WF, z\u00e1kladn\u00e9 dosky S2600WT, S2600CW, S2600KP, S2600TP, S1200SP, S2600WF, S2600ST a S2600BP, ako aj v\u00fdpo\u010dtov\u00e9 moduly HNS2600KP, HNS2600TP a HNS2600BP. Zranite\u013enosti s\u00fa opraven\u00e9 v aktualiz\u00e1cii firmv\u00e9ru 1.59.<\/p>\n

Pod\u013ea neofici\u00e1lnych \u00fadajov<\/a><\/noindex> firmv\u00e9r pre BMC Emulex Pilot 3 bol nap\u00edsan\u00fd v spolo\u010dnosti AMI, tak\u017ee nevy \u0438\u0441\u043a\u043b\u044e\u0447uje<\/a><\/noindex> vzh\u013ead zranite\u013enost\u00ed m\u00f4\u017ee nasta\u0165 aj na syst\u00e9moch in\u00fdch v\u00fdrobcov. Probl\u00e9my sa nach\u00e1dzaj\u00fa vo vonkaj\u0161\u00edch patchoch pre Linux jadro a v spr\u00e1vcovskom procese be\u017eiacom v priestore pou\u017e\u00edvate\u013ea, ktor\u00e9ho k\u00f3d bol v\u00fdskumn\u00edkom charakterizovan\u00fd ako najhor\u0161\u00ed k\u00f3d, s ktor\u00fdm sa stretol.<\/p>\n

Pripom\u00edname, \u017ee BMC je \u0161pecializovan\u00fd ovl\u00e1da\u010d in\u0161talovan\u00fd v serveroch, ktor\u00fd m\u00e1 svoj CPU, pam\u00e4\u0165, \u00falo\u017eisko a rozhrania na dotazovanie sn\u00edma\u010dov, a poskytuje n\u00edzko\u00farov\u0148ov\u00e9 rozhranie na monitorovanie a spr\u00e1vu serverov\u00e9ho vybavenia. Pomocou BMC je mo\u017en\u00e9 sledova\u0165 stav sn\u00edma\u010dov, spravova\u0165 nap\u00e1janie, firmv\u00e9ry a disky, organizova\u0165 vzdialen\u00e9 bootovanie cez sie\u0165, zabezpe\u010di\u0165 fungovanie konzoly vzdialen\u00e9ho pr\u00edstupu at\u010f., nez\u00e1visle od opera\u010dn\u00e9ho syst\u00e9mu pracuj\u00faceho na serveri. <\/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\udd47Vzdialen\u00e1 zranite\u013enos\u0165 v serverov\u00fdch dosk\u00e1ch Intel s BMC Emulex Pilot 3 | ProHoster","description":"Spolo\u010dnos\u0165 Intel ozn\u00e1mila o odstr\u00e1nen\u00ed 22 zranite\u013enost\u00ed vo firmv\u00e9roch svojich 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