{"id":31420,"date":"2019-10-31T21:41:09","date_gmt":"2019-10-31T18:41:09","guid":{"rendered":"https:\/\/prohoster.info\/blog\/okolo-5-5-sajtov-ispolzuyut-uyazvimye-realizatsii-tls\/"},"modified":"2019-10-31T21:41:09","modified_gmt":"2019-10-31T18:41:09","slug":"okolo-5-5-sajtov-ispolzuyut-uyazvimye-realizatsii-tls","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/okolo-5-5-sajtov-ispolzuyut-uyazvimye-realizatsii-tls","title":{"rendered":"K\u00f6r\u00fclbel\u00fcl 5.5% weboldal haszn\u00e1l sebezhet\u0151 TLS-implement\u00e1ci\u00f3kat","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A Ca' Foscari Egyetem kutat\u00f3csoportja (Olaszorsz\u00e1g) 90 ezer hostot elemzett, amelyek 10 ezer legnagyobb Alexa-besorolt webhellyel \u00e1lltak kapcsolatban, \u00e9s arra a k\u00f6vetkeztet\u00e9sre jutott, hogy ezek 5,5%-\u00e1nak s\u00falyos biztons\u00e1gi probl\u00e9m\u00e1i vannak a TLS megval\u00f3s\u00edt\u00e1sokban. A kutat\u00e1s sor\u00e1n a s\u00e9r\u00fcl\u00e9keny titkos\u00edt\u00e1si m\u00f3dszerek alkalmaz\u00e1s\u00e1val kapcsolatos probl\u00e9m\u00e1kat vizsg\u00e1lt\u00e1k: 4818 a probl\u00e9m\u00e1s hostok k\u00f6z\u00fcl ki volt t\u00e9ve MITM-t\u00e1mad\u00e1soknak, 733 olyan s\u00e9r\u00fcl\u00e9kenys\u00e9geket tartalmazott, amelyek lehet\u0151v\u00e9 tett\u00e9k a forgalom teljes visszafejt\u00e9s\u00e9t, m\u00edg 912 r\u00e9szleges visszafejt\u00e9st tett lehet\u0151v\u00e9 (p\u00e9ld\u00e1ul a munkamenet cookie-k kivon\u00e1s\u00e1t).<\/p>\n

898 weboldalon komoly sebezhet\u0151s\u00e9geket tal\u00e1ltak, amelyek teljes kompromitt\u00e1l\u00f3d\u00e1st tettek lehet\u0151v\u00e9, p\u00e9ld\u00e1ul a szkriptek besz\u00far\u00e1s\u00e1nak megszervez\u00e9s\u00e9vel a lapokba. Ezek k\u00f6z\u00fcl 660 (73.5%) k\u00fcls\u0151 hosztokr\u00f3l bet\u00f6lt\u00f6tt k\u00fcls\u0151 szkripteket haszn\u00e1lt, amelyek sebezhet\u0151s\u00e9geknek voltak kit\u00e9ve, ami bemutatja a k\u00f6zvetett t\u00e1mad\u00e1sok relevanci\u00e1j\u00e1t \u00e9s azok l\u00e1ncreakci\u00f3s elterjed\u00e9s\u00e9nek lehet\u0151s\u00e9g\u00e9t (p\u00e9ldak\u00e9nt eml\u00edthetj\u00fck a StatCounter megs\u00e9rt\u00e9s\u00e9t, amely t\u00f6bb mint k\u00e9tmilli\u00f3 m\u00e1sik weboldal kompromitt\u00e1l\u00e1s\u00e1hoz vezethetett).<\/p>\n

A vizsg\u00e1lt webhelyek bel\u00e9p\u00e9si form\u00e1j\u00e1nak 10%-a mag\u00e1n\u00e9leti probl\u00e9m\u00e1kkal rendelkezett, amelyek potenci\u00e1lisan jelsz\u00f3lop\u00e1shoz vezethettek. 412 weboldalon probl\u00e9m\u00e1k voltak a munkameneti s\u00fctik elfog\u00e1s\u00e1val. 543 weboldalon probl\u00e9m\u00e1k mer\u00fcltek fel a munkameneti s\u00fctik integrit\u00e1s\u00e1nak ellen\u0151rz\u00e9s\u00e9vel. A vizsg\u00e1lt s\u00fctik t\u00f6bb mint 20%-a kit\u00e9ve az adatsziv\u00e1rg\u00e1snak a megfelel\u0151 aldomain-fel\u00fcgyelet alatt \u00e1ll\u00f3 szem\u00e9lyek sz\u00e1m\u00e1ra.
\n
Forr\u00e1s: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0413\u0440\u0443\u043f\u043f\u0430 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u0438\u0437 \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0430 \u041a\u0430’ \u0424\u043e\u0441\u043a\u0430\u0440\u0438 (\u0418\u0442\u0430\u043b\u0438\u044f) \u043f\u0440\u043e\u0430\u043d\u0430\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043b\u0430 90 \u0442\u044b\u0441\u044f\u0447 \u0445\u043e\u0441\u0442\u043e\u0432, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u0441 10 \u0442\u044b\u0441\u044f\u0447\u0430\u043c\u0438 \u043a\u0440\u0443\u043f\u043d\u0435\u0439\u0448\u0438\u0445 \u0441\u0430\u0439\u0442\u043e\u0432 \u043f\u043e \u0440\u0435\u0439\u0442\u0438\u043d\u0433\u0443 Alexa, \u0438 \u043f\u0440\u0438\u0448\u043b\u0430 \u043a \u0432\u044b\u0432\u043e\u0434\u0443, \u0447\u0442\u043e \u0432 5.5% \u0438\u0437 \u043d\u0438\u0445 \u0438\u043c\u0435\u044e\u0442\u0441\u044f \u0441\u0435\u0440\u044c\u0451\u0437\u043d\u044b\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0441 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c\u044e \u0432 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u044b\u0445 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f\u0445 TLS. \u0412 \u0445\u043e\u0434\u0435 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0431\u044b\u043b\u0438 \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0435\u043d\u044b \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0441 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u044b\u0445 \u043c\u0435\u0442\u043e\u0434\u043e\u0432 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f: 4818 \u0438\u0437 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u043d\u044b\u0445 \u0445\u043e\u0441\u0442\u043e\u0432 \u043e\u043a\u0430\u0437\u0430\u043b\u0438\u0441\u044c \u043f\u043e\u0434\u0432\u0435\u0440\u0436\u0435\u043d\u044b […]<\/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-31420","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\udd47K\u00f6r\u00fclbel\u00fcl 5.5% weboldal haszn\u00e1l sebezhet\u0151 TLS-implement\u00e1ci\u00f3kat | ProHoster","description":"A Ca' Foscari Egyetem kutat\u00f3csoportja (Olaszorsz\u00e1g) 90 ezer hosztot elemzett, amelyek 10 ezer legnagyobb Alexa-besorol\u00e1s\u00fa webhellyel vannak \u00f6sszef\u00fcgg\u00e9sben, \u00e9s arra a k\u00f6vetkeztet\u00e9sre jutott, 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\u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u0438\u0437 \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0430 \u041a\u0430' \u0424\u043e\u0441\u043a\u0430\u0440\u0438 (\u0418\u0442\u0430\u043b\u0438\u044f) \u043f\u0440\u043e\u0430\u043d\u0430\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043b\u0430 90 \u0442\u044b\u0441\u044f\u0447 \u0445\u043e\u0441\u0442\u043e\u0432, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u0441 10 \u0442\u044b\u0441\u044f\u0447\u0430\u043c\u0438 \u043a\u0440\u0443\u043f\u043d\u0435\u0439\u0448\u0438\u0445 \u0441\u0430\u0439\u0442\u043e\u0432 \u043f\u043e \u0440\u0435\u0439\u0442\u0438\u043d\u0433\u0443 Alexa, \u0438 \u043f\u0440\u0438\u0448\u043b\u0430 \u043a \u0432\u044b\u0432\u043e\u0434\u0443, \u0447\u0442\u043e \u0432 5.5% \u0438\u0437 \u043d\u0438\u0445 \u0438\u043c\u0435\u044e\u0442\u0441\u044f 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