{"id":34976,"date":"2019-10-31T22:01:37","date_gmt":"2019-10-31T19:01:37","guid":{"rendered":"https:\/\/prohoster.info\/blog\/okolo-5-5-vyyavlyaemyh-uyazvimostej-ispolzuyutsya-dlya-osushhestvleniya-atak\/"},"modified":"2019-10-31T22:01:37","modified_gmt":"2019-10-31T19:01:37","slug":"okolo-5-5-vyyavlyaemyh-uyazvimostej-ispolzuyutsya-dlya-osushhestvleniya-atak","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/okolo-5-5-vyyavlyaemyh-uyazvimostej-ispolzuyutsya-dlya-osushhestvleniya-atak","title":{"rendered":"Oko\u0142o 5,5% wykrytych podatno\u015bci jest wykorzystywanych do przeprowadzania atak\u00f3w","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Grupa badaczy z Politechniki Wirginii oraz firm Cyentia i RAND, <noindex><a rel=\"nofollow\" href=\"https:\/\/weis2019.econinfosec.org\/wp-content\/uploads\/sites\/6\/2019\/05\/WEIS_2019_paper_53.pdf\">opublikowa\u0142a<\/a><\/noindex>  wyniki analizy ryzyka zwi\u0105zanego z zastosowaniem r\u00f3\u017cnych strategii naprawy luk w zabezpieczeniach. Badanie 76 tysi\u0119cy luk wykrytych w latach 2009-2018 ujawni\u0142o, \u017ce tylko 4183 z nich (5,5%) zosta\u0142y wykorzystane do przeprowadzenia rzeczywistych atak\u00f3w. Uzyskany wska\u017anik pi\u0119ciokrotnie przewy\u017csza wcze\u015bniej publikowane prognozy, w kt\u00f3rych liczb\u0119 wykorzystywanych problem\u00f3w szacowano na oko\u0142o 1,4%.<\/p>\n<p>Jednocze\u015bnie nie znaleziono korelacji mi\u0119dzy publikacj\u0105 prototyp\u00f3w exploit\u00f3w w og\u00f3lnym dost\u0119pie a pr\u00f3bami wykorzystania luk w zabezpieczeniach. Spo\u015br\u00f3d wszystkich znanych badaczom przypadk\u00f3w wykorzystania luk, tylko w po\u0142owie przypadk\u00f3w dla problemu wcze\u015bniej publikowano prototyp exploitu w \u017ar\u00f3d\u0142ach otwartych. Brak prototypu exploitu nie powstrzymuje atakuj\u0105cych, kt\u00f3rzy w razie potrzeby tworz\u0105 exploity samodzielnie.<\/p>\n<p>Inne wnioski wskazuj\u0105 na popyt na exploitacj\u0119 g\u0142\u00f3wnie luk, kt\u00f3re maj\u0105 wysoki poziom niebezpiecze\u0144stwa w klasyfikacji CVSS. W prawie po\u0142owie atak\u00f3w wykorzystano luki o wadze co najmniej 9. <\/p>\n<p> \u0141\u0105czna liczba opublikowanych w omawianym okresie prototyp\u00f3w exploit\u00f3w oszacowana zosta\u0142a na 9726. Dane wykorzystane w badaniu dotycz\u0105ce exploit\u00f3w pochodzi\u0142y z<br \/>\nkolekcji Exploit DB, Metasploit, zestawu Elliot od D2 Security, Canvas Exploitation Framework, Contagio, Reversing Labs oraz Secureworks CTU.<br \/>\nInformacje o lukach w zabezpieczeniach uzyskano z bazy <noindex><a rel=\"nofollow\" href=\"https:\/\/nvd.nist.gov\/\">NIST NVD<\/a><\/noindex> (Krajowa Baza Danych o Lukach Bezpiecze\u0144stwa). Informacje o przypadkach eksploatacji zosta\u0142y zebrane na podstawie danych od FortiGuard Labs, SANS Internet Storm Center, Secureworks CTU, OSSIM od Alienvault oraz ReversingLabs.<\/p>\n<p>Badanie zosta\u0142o przeprowadzone w celu okre\u015blenia optymalnej r\u00f3wnowagi mi\u0119dzy stosowaniem aktualizacji w przypadku wykrywania jakichkolwiek luk a eliminowaniem tylko najbardziej niebezpiecznych problem\u00f3w. W pierwszym przypadku zapewniana jest wysoka skuteczno\u015b\u0107 ochrony, ale wymaga to du\u017cych zasob\u00f3w na utrzymanie infrastruktury, kt\u00f3re s\u0105 wydawane g\u0142\u00f3wnie na napraw\u0119 nieistotnych problem\u00f3w. W drugim przypadku istnieje du\u017ce ryzyko, \u017ce przegapimy luk\u0119, kt\u00f3ra mo\u017ce zosta\u0107 wykorzystana do ataku. Badanie wykaza\u0142o, \u017ce podejmuj\u0105c decyzj\u0119 o zainstalowaniu aktualizacji naprawiaj\u0105cej luk\u0119, nie nale\u017cy polega\u0107 na braku opublikowanego prototypu exploit\u00f3w, a szansa na wykorzystanie bezpo\u015brednio zale\u017cy od poziomu zagro\u017cenia luki.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50812\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0413\u0440\u0443\u043f\u043f\u0430 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u0438\u0437 \u041f\u043e\u043b\u0438\u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0430 \u0412\u0438\u0440\u0433\u0438\u043d\u0438\u0438, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0439 Cyentia \u0438 RAND, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u0440\u0438\u0441\u043a\u043e\u0432 \u043f\u0440\u0438 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0438 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0441\u0442\u0440\u0430\u0442\u0435\u0433\u0438\u0439 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u0418\u0437\u0443\u0447\u0438\u0432 76 \u0442\u044b\u0441\u044f\u0447 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043d\u0430\u0439\u0434\u0435\u043d\u043d\u044b\u0445 \u0441 2009 \u043f\u043e 2018 \u0433\u043e\u0434, \u0431\u044b\u043b\u043e \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043e, \u0447\u0442\u043e \u0442\u043e\u043b\u044c\u043a\u043e 4183 \u0438\u0437 \u043d\u0438\u0445 (5.5%) \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u043b\u0438\u0441\u044c \u0434\u043b\u044f \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u0435\u043d\u0438\u044f \u0440\u0435\u0430\u043b\u044c\u043d\u044b\u0445 \u0430\u0442\u0430\u043a. \u041f\u043e\u043b\u0443\u0447\u0435\u043d\u043d\u044b\u0439 \u043f\u043e\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044c \u0432 \u043f\u044f\u0442\u044c \u0440\u0430\u0437 \u043f\u0440\u0435\u0432\u044b\u0448\u0430\u0435\u0442 \u0440\u0430\u043d\u0435\u0435 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u043f\u0440\u043e\u0433\u043d\u043e\u0437\u044b, \u0432 [&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-34976","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0413\u0440\u0443\u043f\u043f\u0430 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u0438\u0437 \u041f\u043e\u043b\u0438\u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0443\u043d\u0438\u0432\u0435\u0440\u0441\u0438\u0442\u0435\u0442\u0430 \u0412\u0438\u0440\u0433\u0438\u043d\u0438\u0438, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0439 Cyentia \u0438 RAND,\" \/>\n\t<meta name=\"robots\" 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