{"id":37821,"date":"2019-10-31T22:19:57","date_gmt":"2019-10-31T19:19:57","guid":{"rendered":"https:\/\/prohoster.info\/blog\/kriticheskaya-uyazvimost-v-exim-pozvolyayushhaya-udalyonno-vypolnit-kod-s-pravami-root\/"},"modified":"2019-10-31T22:19:57","modified_gmt":"2019-10-31T19:19:57","slug":"kriticheskaya-uyazvimost-v-exim-pozvolyayushhaya-udalyonno-vypolnit-kod-s-pravami-root","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/kriticheskaya-uyazvimost-v-exim-pozvolyayushhaya-udalyonno-vypolnit-kod-s-pravami-root","title":{"rendered":"Krytyczna luka w Exim, umo\u017cliwiaj\u0105ca zdalne wykonanie kodu z uprawnieniami roota","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Tw\u00f3rcy serwera pocztowego Exim <noindex><a rel=\"nofollow\" href=\"https:\/\/www.openwall.com\/lists\/oss-security\/2019\/09\/04\/1\">powiadomili<\/a><\/noindex>  u\u017cytkownik\u00f3w o wykryciu krytycznej luki bezpiecze\u0144stwa (<noindex><a rel=\"nofollow\" href=\"https:\/\/security-tracker.debian.org\/tracker\/CVE-2019-15846\">CVE-2019-15846<\/a><\/noindex>), kt\u00f3ra umo\u017cliwia lokalnemu lub zdalnemu atakuj\u0105cemu uzyskanie dost\u0119pu do wykonania swojego kodu na serwerze z uprawnieniami root. Do tej pory nie odnotowano publicznie dost\u0119pnych eksploit\u00f3w dla tego problemu, ale badacze, kt\u00f3rzy zidentyfikowali luk\u0119, przygotowali wst\u0119pny prototyp eksploitera.<\/p>\n<p>Na 6 wrze\u015bnia (13:00 MSK) zaplanowano skoordynowane z dystrybucjami wydanie aktualizacji paczek oraz publikacj\u0119 poprawki <noindex><a rel=\"nofollow\" href=\"https:\/\/exim.org\/\">Exim 4.92.2<\/a><\/noindex>. Do tego czasu szczeg\u00f3\u0142owe informacje o problemie <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.redhat.com\/show_bug.cgi?id=CVE-2019-15846\">nie podlegaj\u0105<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.novell.com\/show_bug.cgi?id=CVE-2019-15846\">ujawnieniu<\/a><\/noindex>. Wszyscy u\u017cytkownicy Exim musz\u0105 przygotowa\u0107 si\u0119 do pilnej instalacji nieplanowanej aktualizacji. <\/p>\n<p>W tym roku to trzecia <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51174\">krytyczny<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50819\">luka<\/a><\/noindex> w Exim. Zgodnie z wrze\u015bniowym zautomatyzowanym <noindex><a rel=\"nofollow\" href=\"http:\/\/www.securityspace.com\/s_survey\/data\/man.201908\/mxsurvey.html\">badaniem<\/a><\/noindex> ponad dwa miliony serwer\u00f3w pocztowych, udzia\u0142 Exim wynosi 57,13% (rok temu 56,99%), Postfix jest u\u017cywany na 34,7% (34,11%) serwer\u00f3w pocztowych, Sendmail \u2014 3,94% (4,24%), Microsoft Exchange \u2014 0,53% (0,68%). <\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51423\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u043e\u0447\u0442\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 Exim \u0443\u0432\u0435\u0434\u043e\u043c\u0438\u043b\u0438 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u043e \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u0438 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (CVE-2019-15846), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u043c\u0443 \u0438\u043b\u0438 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u043c\u0443 \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u043c\u0443 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0441\u0432\u043e\u0435\u0433\u043e \u043a\u043e\u0434\u0430 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435 \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 root. \u041f\u043e\u043a\u0430 \u043d\u0435 \u0437\u0430\u0444\u0438\u043a\u0441\u0438\u0440\u043e\u0432\u0430\u043d\u043e \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b\u0445 \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442\u043e\u0432 \u0434\u043b\u044f \u0434\u0430\u043d\u043d\u043e\u0439 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b, \u043d\u043e \u0432\u044b\u044f\u0432\u0438\u0432\u0448\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u0438 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u0438\u043b\u0438 \u043f\u0440\u0435\u0434\u0432\u0430\u0440\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u043f\u0440\u043e\u0442\u043e\u0442\u0438\u043f \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442\u0430. \u041d\u0430 6 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f (13:00 MSK) \u043d\u0430\u043c\u0435\u0447\u0435\u043d \u0441\u043a\u043e\u043e\u0440\u0434\u0438\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0441 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430\u043c\u0438 \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0438 [&hellip;]<\/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-37821","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u043e\u0447\u0442\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 Exim \u0443\u0432\u0435\u0434\u043e\u043c\u0438\u043b\u0438 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