{"id":181752,"date":"2026-05-26T14:48:51","date_gmt":"2026-05-26T12:48:51","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/google-sluchajno-raskryl-detali-neispravlennoj-uyazvimosti-v-chromium"},"modified":"2026-05-26T14:48:51","modified_gmt":"2026-05-26T12:48:51","slug":"google-sluchajno-raskryl-detali-neispravlennoj-uyazvimosti-v-chromium","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/google-sluchajno-raskryl-detali-neispravlennoj-uyazvimosti-v-chromium","title":{"rendered":"A Google v\u00e9letlen\u00fcl felfedte a jav\u00edtatlan Chromium s\u00e9r\u00fcl\u00e9kenys\u00e9g r\u00e9szleteit.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A Google v\u00e9letlen\u00fcl nyilv\u00e1noss\u00e1gra hozta egy jelent\u00e9s (nyilv\u00e1nos m\u00e1solat) r\u00e9szleteit, amely tartalmazza a Chromium motorban m\u00e9g nem jav\u00edtott sebezhet\u0151s\u00e9g r\u00e9szletes magyar\u00e1zat\u00e1t \u00e9s p\u00e9ld\u00e1t egy exploit-ra. A sebezhet\u0151s\u00e9get vesz\u00e9lyesnek \u00edt\u00e9lt\u00e9k, \u00e9s az azt felfedez\u0151 kutat\u00f3nak 1000 doll\u00e1rt fizettek. Az inform\u00e1ci\u00f3t 2022-ben juttatt\u00e1k el, \u00e9s az\u00f3ta id\u0151nk\u00e9nt felmer\u00fclt, de nem siker\u00fclt befejezni a jav\u00edt\u00e1s\u00e1nak megbesz\u00e9l\u00e9s\u00e9t (\u00faj limitek bevezet\u00e9se folyamatos let\u00f6lt\u00e9shez sz\u00fcks\u00e9ges). Az egyik ilyen megvitat\u00e1s sor\u00e1n a fejleszt\u0151k t\u00e9ved\u00e9sb\u0151l \u00fagy v\u00e9lt\u00e9k, hogy a sebezhet\u0151s\u00e9g jav\u00edtva lett, \u00e9s nyilv\u00e1noss\u00e1gra hozt\u00e1k az inform\u00e1ci\u00f3t, b\u00e1r a probl\u00e9ma tov\u00e1bbra is megoldatlan maradt.<\/p>\n

A sebezhet\u0151s\u00e9g lehet\u0151v\u00e9 teszi, hogy a h\u00e1tt\u00e9rben fut\u00f3 JavaScript-feldolgoz\u00f3 (Service Worker) folytassa a m\u0171k\u00f6d\u00e9s\u00e9t m\u00e9g akkor is, ha a b\u00f6ng\u00e9sz\u0151 ablak\u00e1t bez\u00e1rt\u00e1k, ami lehet\u0151v\u00e9 teszi a t\u00e1mad\u00f3 sz\u00e1m\u00e1ra, hogy folyamatos ellen\u0151rz\u00e9st gyakoroljon a b\u00f6ng\u00e9sz\u0151 felett, \u00e9s b\u00e1rmikor bet\u00f6lthesse \u00e9s v\u00e9grehajthassa a saj\u00e1t JavaScript-k\u00f3dj\u00e1t a saj\u00e1t oldala kontextus\u00e1ban. A t\u00e1mad\u00e1si forgat\u00f3k\u00f6nyv l\u00e9nyege, hogy a t\u00e1mad\u00f3 el\u00e9rheti, hogy a b\u00f6ng\u00e9sz\u0151 egy olyan verzi\u00f3j\u00e1t nyissa meg, amely nem tartalmaz sebezhet\u0151s\u00e9geket, majd v\u00e1rhat a b\u00f6ng\u00e9sz\u0151 komoly sebezhet\u0151s\u00e9g\u00e9nek felfedez\u00e9s\u00e9re, \u00e9s lehet\u0151v\u00e9 teheti az exploit v\u00e9grehajt\u00e1s\u00e1t an\u00e9lk\u00fcl, hogy a felhaszn\u00e1l\u00f3nak \u00fajra meg kellene nyitnia az \u00e1ldozat oldal\u00e1t. A m\u00f3dszer l\u00e9nyege egy olyan oldal l\u00e9trehoz\u00e1sa Service Worker-rel, amely folyamatosan v\u00e9grehajt egy adatlet\u00f6lt\u00e9si m\u0171veletet. <\/p>\n

A felfedezett probl\u00e9ma kutat\u00f3j\u00e1nak v\u00e9lem\u00e9nye szerint a sebezhet\u0151s\u00e9g felhaszn\u00e1lhat\u00f3 egy b\u00f6ng\u00e9sz\u0151k\u00f6n alapul\u00f3 botnet l\u00e9trehoz\u00e1s\u00e1ra, ahol a felhaszn\u00e1l\u00f3k nem is sejtik, hogy egyszer megsz\u00e1llva a t\u00e1mad\u00f3 t\u00e1volr\u00f3l v\u00e9grehajthat JavaScript-k\u00f3dot a k\u00e9sz\u00fcl\u00e9k\u00fck\u00f6n an\u00e9lk\u00fcl, hogy b\u00e1rmilyen m\u0171veletet v\u00e9gezn\u00e9nek. Az ilyen botnet m\u00e1s sebezhet\u0151s\u00e9gek kihaszn\u00e1l\u00e1sa n\u00e9lk\u00fcl is alkalmazhat\u00f3 DDoS-t\u00e1mad\u00e1sok megszervez\u00e9s\u00e9re \u00e9s a k\u00e1ros forgalom proxyz\u00e1s\u00e1ra az \u00e1ldozatok rendszerein kereszt\u00fcl. A probl\u00e9ma minden Chromium motoron alapul\u00f3 b\u00f6ng\u00e9sz\u0151t \u00e9rint.
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u043e \u043e\u0442\u043a\u0440\u044b\u043b\u0430 \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u043e\u0442\u0447\u0451\u0442\u0443 (\u043e\u0431\u0449\u0435\u0434\u043e\u0441\u0442\u0443\u043f\u043d\u0430\u044f \u043a\u043e\u043f\u0438\u044f), \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0435\u043c\u0443 \u0434\u0435\u0442\u0430\u043b\u044c\u043d\u043e\u0435 \u043f\u043e\u044f\u0441\u043d\u0435\u043d\u0438\u0435 \u0438 \u043f\u0440\u0438\u043c\u0435\u0440 \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442\u0430 \u0434\u043b\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438, \u0435\u0449\u0451 \u043d\u0435 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u043e\u0439 \u0432 \u0434\u0432\u0438\u0436\u043a\u0435 Chromium. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u0440\u0438\u0437\u043d\u0430\u043d\u0430 \u043e\u043f\u0430\u0441\u043d\u043e\u0439 \u0438 \u0432\u044b\u044f\u0432\u0438\u0432\u0448\u0435\u043c\u0443 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0443 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044e \u0431\u044b\u043b\u043e \u0432\u044b\u043f\u043b\u0430\u0447\u0435\u043d\u043e \u0432\u043e\u0437\u043d\u0430\u0433\u0440\u0430\u0436\u0434\u0435\u043d\u0438\u0435 \u0432 $1000. \u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0435 \u0431\u044b\u043b\u0430 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0430 \u0435\u0449\u0451 \u0432 2022 \u0433\u043e\u0434\u0443 \u0438 \u0441 \u0442\u0435\u0445 \u043f\u043e\u0440 \u043f\u0435\u0440\u0438\u043e\u0434\u0438\u0447\u0435\u0441\u043a\u0438 \u043f\u043e\u0434\u043d\u0438\u043c\u0430\u043b\u043e\u0441\u044c, \u043d\u043e \u043d\u0435 \u0434\u043e\u0432\u043e\u0434\u0438\u043b\u043e\u0441\u044c \u0434\u043e […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-181752","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\udd47A Google v\u00e9letlen\u00fcl felfedte a Chromiumban tal\u00e1lhat\u00f3 nem jav\u00edtott sebezhet\u0151s\u00e9g r\u00e9szleteit | ProHoster","description":"A Google v\u00e9letlen\u00fcl nyilv\u00e1noss\u00e1gra hozott egy jelent\u00e9st (nyilv\u00e1nos m\u00e1solat), amely tartalmazza a Chromium motorban m\u00e9g nem jav\u00edtott sebezhet\u0151s\u00e9g r\u00e9szletes magyar\u00e1zat\u00e1t \u00e9s egy exploit p\u00e9ld\u00e1t.","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/google-sluchajno-raskryl-detali-neispravlennoj-uyazvimosti-v-chromium","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47Google \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u043e \u0440\u0430\u0441\u043a\u0440\u044b\u043b \u0434\u0435\u0442\u0430\u043b\u0438 \u043d\u0435\u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u043e\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 Chromium | ProHoster","og:description":"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u043e \u043e\u0442\u043a\u0440\u044b\u043b\u0430 \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u043e\u0442\u0447\u0451\u0442\u0443 (\u043e\u0431\u0449\u0435\u0434\u043e\u0441\u0442\u0443\u043f\u043d\u0430\u044f \u043a\u043e\u043f\u0438\u044f), \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0435\u043c\u0443 \u0434\u0435\u0442\u0430\u043b\u044c\u043d\u043e\u0435 \u043f\u043e\u044f\u0441\u043d\u0435\u043d\u0438\u0435 \u0438 \u043f\u0440\u0438\u043c\u0435\u0440 \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442\u0430 \u0434\u043b\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438, \u0435\u0449\u0451 \u043d\u0435 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u043e\u0439 \u0432 \u0434\u0432\u0438\u0436\u043a\u0435 Chromium.","og:url":"https:\/\/prohoster.info\/hu\/blog\/news\/google-sluchajno-raskryl-detali-neispravlennoj-uyazvimosti-v-chromium","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2026-05-26T12:48:51+00:00","article:modified_time":"2026-05-26T12:48:51+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/181752","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/comments?post=181752"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/181752\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/media?parent=181752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/categories?post=181752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/tags?post=181752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}