{"id":36508,"date":"2019-10-31T22:12:03","date_gmt":"2019-10-31T19:12:03","guid":{"rendered":"https:\/\/prohoster.info\/blog\/obnovlenie-exim-4-92-1-s-ustraneniem-uyazvimosti\/"},"modified":"2019-10-31T22:12:03","modified_gmt":"2019-10-31T19:12:03","slug":"obnovlenie-exim-4-92-1-s-ustraneniem-uyazvimosti","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/obnovlenie-exim-4-92-1-s-ustraneniem-uyazvimosti","title":{"rendered":"Aktualiz\u00e1cia Exim 4.92.1 s odstr\u00e1nen\u00edm zranite\u013enosti","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Zverejnen\u00e9<\/a><\/noindex> Mimoriadn\u00e9 vydanie po\u0161tov\u00e9ho servera Exim 4.92.1<\/a><\/noindex> v ktorom bola odstr\u00e1nen\u00e1 kritick\u00e1 zranite\u013enos\u0165 (CVE-2019-13917), umo\u017e\u0148uj\u00faca vzdialen\u00e9 vykon\u00e1vanie k\u00f3du s pr\u00e1vami root pri existencii ur\u010dit\u00fdch \u0161pecifick\u00fdch nastaven\u00ed v konfigur\u00e1cii. <\/p>\n

Zranite\u013enos\u0165 prejavuje sa<\/a><\/noindex> Od verzie 4.85 pri pou\u017eit\u00ed v nastaveniach oper\u00e1tora «${sort }», ak m\u00f4\u017eu by\u0165 prvky pou\u017eit\u00e9 v zozname «sort» poskytnut\u00e9 \u00fato\u010dn\u00edkom (napr\u00edklad prostredn\u00edctvom premenn\u00fdch $local_part a $domain). Predvolene sa tento oper\u00e1tor neuplat\u0148uje v konfigur\u00e1cii, pon\u00fakanej v z\u00e1kladnej in\u0161tal\u00e1cii Exim a v bal\u00edku pre Debian a Ubuntu (pravdepodobne aj v in\u00fdch distrib\u00faci\u00e1ch). Na kontrolu svojej s\u00fastavy na existenciu zranite\u013enosti m\u00f4\u017eete vykona\u0165 pr\u00edkaz «exim -bP config | grep sort». <\/p>\n

Aktualiz\u00e1cie bal\u00edkov s opravou zranite\u013enosti u\u017e boli vydan\u00e9 pre Debian<\/a><\/noindex> a Ubuntu<\/a><\/noindex>. Aktualiz\u00e1cie zatia\u013e nie s\u00fa pripraven\u00e9 pre SUSE<\/a><\/noindex>, Fedora<\/a><\/noindex>, FreeBSD<\/a><\/noindex> a Arch Linux<\/a><\/noindex>. RHEL a CentOS na probl\u00e9m nepodlieha<\/a><\/noindex>, ke\u010f\u017ee Exim nie je zahrnut\u00fd v ich \u0161tandardnom repozit\u00e1ri bal\u00edkov (ak je to potrebn\u00e9, in\u0161taluje sa z repozit\u00e1ra epel<\/a><\/noindex>).<\/p>\n

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

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

\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u043d\u0435\u043f\u043b\u0430\u043d\u043e\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u043e\u0447\u0442\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 Exim 4.92.1 \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2019-13917), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043a\u043e\u0434\u0430 \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 root \u043f\u0440\u0438 \u043d\u0430\u043b\u0438\u0447\u0438\u0438 \u0432 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u044b\u0445 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u044b\u0445 \u043d\u0430\u0441\u0442\u0440\u043e\u0435\u043a. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u044b\u043f\u0443\u0441\u043a\u0430 4.85 \u043f\u0440\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0438 \u0432 \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0430\u0445 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u0430 «${sort }», \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u0435\u0441\u043b\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0435 \u0432 \u0441\u043f\u0438\u0441\u043a\u0435 «sort» \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043c\u043e\u0433\u0443\u0442 \u0431\u044b\u0442\u044c \u043f\u0435\u0440\u0435\u0434\u0430\u043d\u044b \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u043c (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0447\u0435\u0440\u0435\u0437 […]<\/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-36508","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\udd47Aktualiz\u00e1cia Exim 4.92.1 s opravou zranite\u013enosti | ProHoster","description":"Bolo zverejnen\u00e9 mimoriadne vydanie po\u0161tov\u00e9ho servera 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