{"id":38594,"date":"2019-10-31T22:24:44","date_gmt":"2019-10-31T19:24:44","guid":{"rendered":"https:\/\/prohoster.info\/blog\/obnovlenie-ruby-2-6-5-2-5-7-i-2-4-8-s-ustraneniem-uyazvimostej\/"},"modified":"2019-10-31T22:24:44","modified_gmt":"2019-10-31T19:24:44","slug":"obnovlenie-ruby-2-6-5-2-5-7-i-2-4-8-s-ustraneniem-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/obnovlenie-ruby-2-6-5-2-5-7-i-2-4-8-s-ustraneniem-uyazvimostej","title":{"rendered":"Ruby 2.6.5, 2.5.7 \u00e9s 2.4.8 friss\u00edt\u00e9se biztons\u00e1gi s\u00e9r\u00fcl\u00e9kenys\u00e9gek jav\u00edt\u00e1s\u00e1val","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A Ruby programoz\u00e1si nyelv hibajav\u00edt\u00f3 kiad\u00e1sai k\u00e9sz\u00fcltek el  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.ruby-lang.org\/en\/news\/2019\/10\/01\/ruby-2-6-5-released\/\">2.6.5<\/a><\/noindex>, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.ruby-lang.org\/en\/news\/2019\/10\/01\/ruby-2-5-7-released\/\">2.5.7<\/a><\/noindex> \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.ruby-lang.org\/en\/news\/2019\/10\/01\/ruby-2-4-8-released\/\">2.4.8<\/a><\/noindex>, amelyek n\u00e9gy sebezhet\u0151s\u00e9get orvosolnak. A legvesz\u00e9lyesebb sebezhet\u0151s\u00e9g (CVE-2019-16255) a standard k\u00f6nyvt\u00e1rban tal\u00e1lhat\u00f3 <noindex><a rel=\"nofollow\" href=\"https:\/\/ruby-doc.org\/stdlib-2.6.3\/libdoc\/shell\/rdoc\/Shell.html\">Shell<\/a><\/noindex> (lib\/shell.rb), amely <noindex><a rel=\"nofollow\" href=\"https:\/\/www.ruby-lang.org\/en\/news\/2019\/10\/01\/code-injection-shell-test-cve-2019-16255\/\">MMM-DD-YYYY<\/a><\/noindex> k\u00f3dbeilleszt\u00e9st tesz lehet\u0151v\u00e9. Ha a felhaszn\u00e1l\u00f3t\u00f3l sz\u00e1rmaz\u00f3 adatokat az els\u0151 argumentumban a Shell#[] vagy a Shell#test met\u00f3dusokban dolgozz\u00e1k fel, amelyeket f\u00e1jlok megl\u00e9t\u00e9nek ellen\u0151rz\u00e9s\u00e9re haszn\u00e1lnak, a t\u00e1mad\u00f3 tetsz\u0151leges Ruby-met\u00f3dus h\u00edv\u00e1s\u00e1t \u00e9rheti el.<\/p>\n<p>Egy\u00e9b probl\u00e9m\u00e1k:<\/p>\n<ul>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.ruby-lang.org\/en\/news\/2019\/10\/01\/http-response-splitting-in-webrick-cve-2019-16254\/\">CVE-2019-16254<\/a><\/noindex> \u2014 a be\u00e9p\u00edtett http-szerver \u00e9rz\u00e9kenys\u00e9ge <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/ruby\/webrick\">WEBrick<\/a><\/noindex> sebezhet\u0151s\u00e9ge HTTP v\u00e1laszmegoszt\u00e1s-\u00fctk\u00f6z\u00e9s eset\u00e9n (ha a program ellen\u0151rizetlen adatokat illeszt be a HTTP v\u00e1lasz fejl\u00e9c\u00e9be, akkor az \u00faj sor karakter\u00e9nek beilleszt\u00e9s\u00e9vel megoszthatj\u00e1k a fejl\u00e9cet);\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.ruby-lang.org\/en\/news\/2019\/10\/01\/nul-injection-file-fnmatch-cve-2019-15845\/\">CVE-2019-15845<\/a><\/noindex> A null\u00e1s karakter (\\0) beilleszt\u00e9se a \"File.fnmatch\" \u00e9s a \"File.fnmatch?\" met\u00f3dusokkal ellen\u0151rz\u00f6tt f\u00e1jl\u00fatvonalakba hamis pozit\u00edv eredm\u00e9nyekhez vezethet.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.ruby-lang.org\/en\/news\/2019\/10\/01\/webrick-regexp-digestauth-dos-cve-2019-16201\/\">CVE-2019-16201<\/a><\/noindex> \u2014 szolg\u00e1ltat\u00e1smegtagad\u00e1s a WEBrick Diges-hiteles\u00edt\u0151 modulj\u00e1ban.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Forr\u00e1s: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51598\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0440\u0435\u043b\u0438\u0437\u044b \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Ruby 2.6.5, 2.5.7 \u0438 2.4.8, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0447\u0435\u0442\u044b\u0440\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438. \u041d\u0430\u0438\u0431\u043e\u043b\u0435\u0435 \u043e\u043f\u0430\u0441\u043d\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2019-16255) \u0432 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0435 Shell (lib\/shell.rb), \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0438\u0442\u044c \u043f\u043e\u0434\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0443 \u043a\u043e\u0434\u0430. \u0412 \u0441\u043b\u0443\u0447\u0430\u0435 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043d\u044b\u0445 \u043e\u0442 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u043f\u0435\u0440\u0432\u043e\u043c \u0430\u0440\u0433\u0443\u043c\u0435\u043d\u0442\u0435 \u043c\u0435\u0442\u043e\u0434\u043e\u0432 Shell#[] \u0438\u043b\u0438 Shell#test, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0445 \u0434\u043b\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u043d\u0430\u043b\u0438\u0447\u0438\u044f \u0444\u0430\u0439\u043b\u0430, \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0438\u0439 \u043c\u043e\u0436\u0435\u0442 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0432\u044b\u0437\u043e\u0432\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u043e\u0433\u043e Ruby-\u043c\u0435\u0442\u043e\u0434\u0430. \u0414\u0440\u0443\u0433\u0438\u0435 [&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-38594","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u044b 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