{"id":37676,"date":"2019-10-31T22:18:59","date_gmt":"2019-10-31T19:18:59","guid":{"rendered":"https:\/\/prohoster.info\/blog\/ocherednye-4-uyazvimosti-v-ghostscript\/"},"modified":"2019-10-31T22:18:59","modified_gmt":"2019-10-31T19:18:59","slug":"ocherednye-4-uyazvimosti-v-ghostscript","status":"publish","type":"post","link":"https:\/\/prohoster.info\/lv\/blog\/news\/ocherednye-4-uyazvimosti-v-ghostscript","title":{"rendered":"V\u0113l 4 ievainojam\u012bbas Ghostscript","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Pussties div\u0101m ned\u0113\u013c\u0101m kop\u0161 atkl\u0101\u0161anas<\/a><\/noindex> iepriek\u0161\u0113j\u0101s kritisk\u0101s probl\u0113mas v\u0113l ir Ghostscript<\/a><\/noindex> atkl\u0101tas<\/a><\/noindex> v\u0113l 4 l\u012bdz\u012bgas ievainojam\u012bbas (CVE-2019-14811, CVE-2019-14812, CVE-2019-14813, CVE-2019-14817), kas \u013cauj, izveidojot saiti uz «.forceput», apejot izol\u0101cijas re\u017e\u012bmu «-dSAFER». Apstr\u0101d\u0101jot \u012bpa\u0161i sagatavotus dokumentus, uzbruc\u0113js var piek\u013c\u016bt failu sist\u0113mas saturam un pan\u0101kt, ka tiek izpild\u012bts patva\u013c\u012bgs kods sist\u0113m\u0101 (piem\u0113ram, pievienojot komandas ~\\\/bashrc vai ~\\\/profile). Labojums ir pieejams k\u0101 iel\u0101pi (1<\/a><\/noindex>, 2<\/a><\/noindex>). Pakot\u0146u atjaunin\u0101jumu par\u0101d\u012b\u0161an\u0101s izplat\u012bjumos var sekot \u0161aj\u0101s lap\u0101s: Debian<\/a><\/noindex>, Fedora<\/a><\/noindex>, Ubuntu<\/a><\/noindex>, SUSE\/openSUSE<\/a><\/noindex>, RHEL<\/a><\/noindex>, Arch<\/a><\/noindex>, ROSA<\/a><\/noindex>, FreeBSD<\/a><\/noindex>. <\/p>\n

Atg\u0101din\u0101m, ka ievainojam\u012bbas Ghostscript rada paaugstin\u0101tu apdraud\u0113jumu, jo \u0161is pakotne tiek izmantota daudz\u0101s popul\u0101r\u0101s lietotn\u0113s PostScript un PDF form\u0101tu apstr\u0101dei. Piem\u0113ram, Ghostscript tiek izsaukts, veidot mini\u0101tru darbvirsm\u0101, veicot fona datu indeks\u0113\u0161anu un konvert\u0113jot att\u0113lus. Lai veiktu veiksm\u012bgu uzbrukumu, daudzos gad\u012bjumos pietiek ar vienk\u0101r\u0161u faila ar eksploit\u0101ciju aug\u0161upiel\u0101di vai kataloga skat\u012b\u0161anu ar to Nautilus. Ievainojam\u012bbas Ghostscript ir ar\u012b izmantojam\u0101s caur att\u0113lu apstr\u0101d\u0101t\u0101jiem, kas balst\u012bti uz ImageMagick un GraphicsMagick paket\u0113m, nododot JPEG vai PNG failu, kur\u0101 att\u0113la viet\u0101 ir PostScript kods (\u0161\u0101ds fails tiks apstr\u0101d\u0101ts Ghostscript, jo MIME tips tiek atpaz\u012bts p\u0113c satura, nevis pa\u013caujoties uz papla\u0161in\u0101jumu).<\/p>\n

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

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

\u0421\u043f\u0443\u0441\u0442\u044f \u0434\u0432\u0435 \u043d\u0435\u0434\u0435\u043b\u0438 \u0441 \u043c\u043e\u043c\u0435\u043d\u0442\u0430 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0448\u043b\u043e\u0439 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0432 Ghostscript \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u044b \u0435\u0449\u0451 4 \u043f\u043e\u0445\u043e\u0436\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (CVE-2019-14811, CVE-2019-14812, CVE-2019-14813, CVE-2019-14817), \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0447\u0435\u0440\u0435\u0437 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0441\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 «.forceput» \u043e\u0431\u043e\u0439\u0442\u0438 \u0440\u0435\u0436\u0438\u043c \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u0438 «-dSAFER». 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[…]<\/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-37676","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\udd47Jaunas 4 ievainojam\u012bbas Ghostscript | ProHoster","description":"Pusstais divas ned\u0113\u013cas kop\u0161 iepriek\u0161\u0113j\u0101s kritisk\u0101s probl\u0113mas 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