{"id":90583,"date":"2020-08-03T01:42:25","date_gmt":"2020-08-02T23:42:25","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kriticheskaya-uyazvimost-v-wordpress-plagine-wpdiscuz-naschityvayushhem-80-tysyach-ustanovok"},"modified":"2020-08-03T01:42:25","modified_gmt":"2020-08-02T23:42:25","slug":"kriticheskaya-uyazvimost-v-wordpress-plagine-wpdiscuz-naschityvayushhem-80-tysyach-ustanovok","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/kriticheskaya-uyazvimost-v-wordpress-plagine-wpdiscuz-naschityvayushhem-80-tysyach-ustanovok","title":{"rendered":"O vulnerabilitate critic\u0103 \u00een pluginul WordPress wpDiscuz, care are 80 de mii de instal\u0103ri","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00cen pluginul WordPress <noindex><a rel=\"nofollow\" href=\"https:\/\/wordpress.org\/plugins\/wpdiscuz\/\">wpDiscuz<\/a><\/noindex>, instalat pe mai mult de 80.000 de site-uri, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.wordfence.com\/blog\/2020\/07\/critical-arbitrary-file-upload-vulnerability-patched-in-wpdiscuz-plugin\/\">a fost identificat\u0103<\/a><\/noindex> o vulnerabilitate periculoas\u0103 care permite \u00eenc\u0103rcarea oric\u0103rui fi\u0219ier pe server f\u0103r\u0103 autentificare. Aceasta include posibilitatea \u00eenc\u0103rc\u0103rii de fi\u0219iere PHP, permi\u021b\u00e2nd executarea codului pe server. Versiunile afectate sunt cele \u00eentre 7.0.0 \u0219i 7.0.4 inclusiv. Vulnerabilitatea a fost remediat\u0103 \u00een versiunea 7.0.5.<\/p>\n<p>Pluginul wpDiscuz ofer\u0103 posibilitatea utiliz\u0103rii AJAX pentru trimiterea dinamic\u0103 a comentariilor f\u0103r\u0103 a re\u00eenc\u0103rca pagina. Vulnerabilitatea este cauzat\u0103 de o deficien\u021b\u0103 \u00een codul de verificare a tipurilor de fi\u0219iere \u00eenc\u0103rcate, folosit pentru a ata\u0219a imagini la comentarii. Pentru a restric\u021biona \u00eenc\u0103rcarea de fi\u0219iere arbitrare, a fost apelat\u0103 func\u021bia de determinare a tipului MIME pe baza con\u021binutului, care putea fi u\u0219or ocolit\u0103 pentru a \u00eenc\u0103rca fi\u0219iere PHP. Extensia fi\u0219ierului nu era limitat\u0103. De exemplu, se putea \u00eenc\u0103rca un fi\u0219ier myphpfile.php, specific\u00e2nd la \u00eenceput secven\u021ba 89 50 4E 47 0D 0A 1A 0A, care identific\u0103 imaginile PNG, iar apoi plas\u00e2nd un bloc &#171;&lt;?php&#187; cu cod PHP.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Sursa: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53477\">opennet.ro<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 WordPress-\u043f\u043b\u0430\u0433\u0438\u043d\u0435 wpDiscuz, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d \u043d\u0430 \u0431\u043e\u043b\u0435\u0435 \u0447\u0435\u043c 80 \u0442\u044b\u0441\u044f\u0447\u0430\u0445 \u0441\u0430\u0439\u0442\u043e\u0432, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u043e\u043f\u0430\u0441\u043d\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0431\u0435\u0437 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u044c \u043b\u044e\u0431\u043e\u0439 \u0444\u0430\u0439\u043b \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440. \u0412 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u043c\u043e\u0436\u043d\u043e \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u044c PHP-\u0444\u0430\u0439\u043b\u044b \u0438 \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. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0435 \u043f\u043e\u0434\u0432\u0435\u0440\u0436\u0435\u043d\u044b \u0432\u0435\u0440\u0441\u0438\u0438 \u0441 7.0.0 \u043f\u043e 7.0.4 \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0432 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 7.0.5. \u041f\u043b\u0430\u0433\u0438\u043d wpDiscuz \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f AJAX \u0434\u043b\u044f [&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-90583","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - 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