{"id":55336,"date":"2020-01-18T00:00:00","date_gmt":"2020-01-17T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/kriticheskie-uyazvimosti-v-wordpress-plaginah-imeyushhih-bolee-400-tysyach-ustanovok"},"modified":"2020-02-18T14:03:26","modified_gmt":"2020-02-18T11:03:26","slug":"kriticheskie-uyazvimosti-v-wordpress-plaginah-imeyushhih-bolee-400-tysyach-ustanovok","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/kriticheskie-uyazvimosti-v-wordpress-plaginah-imeyushhih-bolee-400-tysyach-ustanovok","title":{"rendered":"Kritiska s\u00e5rbarheter i WordPress-till\u00e4gg med mer \u00e4n 400 000 installationer","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>I tre popul\u00e4ra plugins f\u00f6r WordPress-systemet, som har mer \u00e4n 400 000 installationer, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.wordfence.com\/blog\/2020\/01\/easily-exploitable-vulnerabilities-patched-in-wp-database-reset-plugin\/\">identifierats<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.webarxsecurity.com\/vulnerability-infinitewp-client-wp-time-capsule\/\">kritiska s\u00e5rbarheter<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.webarxsecurity.com\/vulnerability-infinitewp-client-wp-time-capsule\/\">S\u00e5rbarhet<\/a><\/noindex> i pluginet <noindex><a rel=\"nofollow\" href=\"https:\/\/wordpress.org\/plugins\/iwp-client\/\">InfiniteWP Client<\/a><\/noindex>, med \u00f6ver 300 000 aktiva installationer, m\u00f6jligg\u00f6r anslutning utan autentisering som administrat\u00f6r av webbplatsen. Eftersom pluginet \u00e4r avsett f\u00f6r att centralisera hanteringen av flera webbplatser p\u00e5 servern kan en angripare f\u00e5 kontroll \u00f6ver alla webbplatser som hanteras med hj\u00e4lp av InfiniteWP Client. F\u00f6r att genomf\u00f6ra attacken r\u00e4cker det att k\u00e4nna till inloggningsuppgifterna f\u00f6r en anv\u00e4ndare med administrat\u00f6rsr\u00e4ttigheter, varefter man genom att skicka en speciellt utformad POST-beg\u00e4ran (<noindex><a rel=\"nofollow\" href=\"https:\/\/www.wordfence.com\/blog\/2020\/01\/critical-authentication-bypass-vulnerability-in-infinitewp-client-plugin\/\">ange<\/a><\/noindex> \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 &#171;add_site&#187; \u0438\u043b\u0438 &#171;readd_site&#187;) \u043c\u043e\u0436\u043d\u043e \u0432\u043e\u0439\u0442\u0438 \u0432 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f  \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u043e\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432\u044b\u0437\u0432\u0430\u043d\u0430 \u043e\u0448\u0438\u0431\u043a\u043e\u0439 \u0432 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0432\u0445\u043e\u0434\u0430.<br \/>\nProblemet <noindex><a rel=\"nofollow\" href=\"https:\/\/plugins.trac.wordpress.org\/changeset?sfp_email=&#038;sfph_mail=&#038;reponame=&#038;new=2224159%40iwp-client%2Ftrunk&#038;old=2213507%40iwp-client%2Ftrunk&#038;sfp_email=&#038;sfph_mail=\">har \u00e5tg\u00e4rdats<\/a><\/noindex> i versionen InfiniteWP Client 1.9.4.5.<\/p>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.wordfence.com\/blog\/2020\/01\/easily-exploitable-vulnerabilities-patched-in-wp-database-reset-plugin\/\">Tv\u00e5 s\u00e5rbarheter<\/a><\/noindex> i pluginet <noindex><a rel=\"nofollow\" href=\"https:\/\/wordpress.org\/plugins\/wordpress-database-reset\/\">WP Database Reset<\/a><\/noindex>, som anv\u00e4nds p\u00e5 cirka 80 000 webbplatser. Den f\u00f6rsta s\u00e5rbarheten m\u00f6jligg\u00f6r \u00e5terst\u00e4llning av inneh\u00e5llet i valfria tabeller i databasen (tillst\u00e5ndet f\u00f6r en f\u00e4rsk installation av WordPress, vilket tar bort kopplade uppgifter om webbplatsen) utan att autentisering kr\u00e4vs. Problemet orsakas av avsaknaden av kontroller f\u00f6r beh\u00f6righet vid utf\u00f6randet av \u00e5terst\u00e4llningsfunktionen.\n<p>Den andra s\u00e5rbarheten i WP Database Reset kr\u00e4ver autentiserad \u00e5tkomst (det r\u00e4cker med att ha ett konto med minimala anv\u00e4ndarr\u00e4ttigheter) och g\u00f6r det m\u00f6jligt att erh\u00e5lla administrat\u00f6rsr\u00e4ttigheter p\u00e5 webbplatsen (man kan ta bort alla anv\u00e4ndare fr\u00e5n tabellen wp_users, varvid den kvarvarande anv\u00e4ndaren snabbt behandlas som administrat\u00f6r). Problemen har \u00e5tg\u00e4rdats i version 3.15.<\/p>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.webarxsecurity.com\/vulnerability-infinitewp-client-wp-time-capsule\/\">S\u00e5rbarhet<\/a><\/noindex> i pluginet <noindex><a rel=\"nofollow\" href=\"https:\/\/wordpress.org\/plugins\/wp-time-capsule\/\">WP Time Capsule<\/a><\/noindex>, som har mer \u00e4n 20 000 installationer, g\u00f6r det m\u00f6jligt att logga in med administrat\u00f6rsr\u00e4ttigheter utan autentisering. F\u00f6r att utf\u00f6ra attacken r\u00e4cker det att l\u00e4gga till raden IWP_JSON_PREFIX i POST-beg\u00e4ran, vilket utan n\u00e5gra kontroller anropar funktionen wptc_login_as_admin. Problemet <noindex><a rel=\"nofollow\" href=\"https:\/\/plugins.trac.wordpress.org\/changeset?sfp_email=&#038;sfph_mail=&#038;reponame=&#038;new=2224224%40wp-time-capsule%2Ftrunk&#038;old=2216966%40wp-time-capsule%2Ftrunk&#038;sfp_email=&#038;sfph_mail=\">har \u00e5tg\u00e4rdats<\/a><\/noindex> i versionen 1.21.16.\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/i.imgur.com\/29uHqJv.png\"><img decoding=\"async\" alt=\"Kritiska s\u00e5rbarheter i WordPress-till\u00e4gg med mer \u00e4n 400 000 installationer\" src=\"\/wp-content\/uploads\/2020\/01\/53d43c890538b557c227c525ccbb15b2.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>K\u00e4lla: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52207\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0442\u0440\u0435\u0445 \u043f\u043e\u043f\u0443\u043b\u044f\u0440\u043d\u044b\u0445 \u043f\u043b\u0430\u0433\u0438\u043d\u0430\u0445 \u0434\u043b\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f web-\u043a\u043e\u043d\u0442\u0435\u043d\u0442\u043e\u043c WordPress, \u043d\u0430\u0441\u0447\u0438\u0442\u044b\u0432\u0430\u044e\u0449\u0438\u0445 \u0431\u043e\u043b\u0435\u0435 400 \u0442\u044b\u0441\u044f\u0447 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043e\u043a, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u044b \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438: \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 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\u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u043c\u0438 \u0441\u0430\u0439\u0442\u0430\u043c\u0438 \u043d\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0435, \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u0441\u0440\u0430\u0437\u0443 \u0437\u0430 \u0432\u0441\u0435\u043c\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":55337,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-55336","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta 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