{"id":85878,"date":"2020-06-20T01:42:41","date_gmt":"2020-06-19T23:42:41","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/111-chrome-dopolnenij-zagruzhennyh-32-mln-raz-ulicheny-v-zagruzke-konfidenczialnyh-dannyh"},"modified":"2020-06-20T01:42:41","modified_gmt":"2020-06-19T23:42:41","slug":"111-chrome-dopolnenij-zagruzhennyh-32-mln-raz-ulicheny-v-zagruzke-konfidenczialnyh-dannyh","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/111-chrome-dopolnenij-zagruzhennyh-32-mln-raz-ulicheny-v-zagruzke-konfidenczialnyh-dannyh","title":{"rendered":"111 Chrome-b\u0151v\u00edtm\u00e9ny, amelyeket 32 milli\u00f3 alkalommal t\u00f6lt\u00f6ttek le, \u00e9rz\u00e9keny adatok let\u00f6lt\u00e9s\u00e9ben b\u0171n\u00f6snek tal\u00e1lt\u00e1k","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Awake Security c\u00e9g bejelentette<\/a><\/noindex> a felfedez\u00e9s\u00e9r\u0151l 111 b\u0151v\u00edtm\u00e9ny<\/a><\/noindex> a Google Chrome sz\u00e1m\u00e1ra, amelyek \u00e9rz\u00e9keny felhaszn\u00e1l\u00f3i adatokat k\u00fcldtek k\u00fcls\u0151 szerverekre. A b\u0151v\u00edtm\u00e9nyek hozz\u00e1f\u00e9rtek a k\u00e9perny\u0151k\u00e9pek k\u00e9sz\u00edt\u00e9s\u00e9hez, a v\u00e1g\u00f3lap tartalm\u00e1nak olvas\u00e1s\u00e1hoz, a hozz\u00e1f\u00e9r\u00e9si tokenek Cookie-ban val\u00f3 elemz\u00e9s\u00e9hez \u00e9s a webform\u00e1kba t\u00f6rt\u00e9n\u0151 bevitel elfog\u00e1s\u00e1hoz. \u00d6sszesen a felfedezett k\u00e1rt\u00e9kony b\u0151v\u00edtm\u00e9nyek 32,9 milli\u00f3 let\u00f6lt\u00e9st sz\u00e1ml\u00e1ltak a Chrome Web Store-ban, a legn\u00e9pszer\u0171bb (S\u0435arch Manager) 10 milli\u00f3 alkalommal ker\u00fclt let\u00f6lt\u00e9sre \u00e9s 22 ezer \u00e9rt\u00e9kel\u00e9st kapott.<\/p>\n

Felt\u00e9telezhet\u0151, hogy az \u00f6sszes \u00e9rintett b\u0151v\u00edtm\u00e9nyt egyetlen hacker csapat k\u00e9sz\u00edtette, mivel mindegyikben haszn\u00e1lat\u00e1val<\/a><\/noindex> tipikus modell figyelhet\u0151 meg az \u00e9rz\u00e9keny adatok terjeszt\u00e9s\u00e9re \u00e9s megszerz\u00e9s\u00e9re, emellett k\u00f6z\u00f6s diz\u00e1jnelemek \u00e9s ism\u00e9tl\u0151d\u0151 k\u00f3dok tal\u00e1lhat\u00f3k. 79 b\u0151v\u00edtm\u00e9ny<\/a><\/noindex> k\u00e1rt\u00e9kony k\u00f3ddal elt\u00e1vol\u00edt\u00e1sra ker\u00fcltek a Chrome Store katal\u00f3gus\u00e1b\u00f3l, miut\u00e1n \u00e9rtes\u00edt\u00e9st kaptak a k\u00e1rt\u00e9kony tev\u00e9kenys\u00e9gr\u0151l. Sok k\u00e1rt\u00e9kony b\u0151v\u00edtm\u00e9ny k\u00fcl\u00f6nb\u00f6z\u0151 n\u00e9pszer\u0171 b\u0151v\u00edtm\u00e9nyek funkci\u00f3j\u00e1t m\u00e1solta, bele\u00e9rtve a b\u00f6ng\u00e9sz\u0151 tov\u00e1bbi v\u00e9delm\u00e9t, a keres\u00e9si mag\u00e1n\u00e9let n\u00f6vel\u00e9s\u00e9t, PDF \u00e1talak\u00edt\u00e1st \u00e9s form\u00e1tumok konvert\u00e1l\u00e1s\u00e1t.<\/p>\n

\"111<\/a><\/noindex><\/center><\/p>\n

A b\u0151v\u00edtm\u00e9nyfejleszt\u0151k kezdetben a Chrome Store-ba tiszta verzi\u00f3t tettek k\u00f6zz\u00e9, amely nem tartalmazott k\u00e1rt\u00e9kony k\u00f3dot, elv\u00e9gezt\u00e9k a fel\u00fclvizsg\u00e1latot, majd k\u00e9s\u0151bbi friss\u00edt\u00e9sek sor\u00e1n olyan m\u00f3dos\u00edt\u00e1sokat adtak hozz\u00e1, amelyek a telep\u00edt\u00e9s ut\u00e1n k\u00e1rt\u00e9kony k\u00f3dot t\u00f6lt\u00f6ttek le. A k\u00e1rt\u00e9kony tev\u00e9kenys\u00e9g nyomainak elt\u00fcntet\u00e9s\u00e9re egy m\u00e1sik technik\u00e1t is alkalmaztak, amely a kiv\u00e1lasztott v\u00e1laszok m\u00f3dszer\u00e9n alapult \u2014 az els\u0151 k\u00e9r\u00e9sn\u00e9l k\u00e1rt\u00e9kony let\u00f6lt\u00e9s \u00e9rkezett, m\u00edg a k\u00e9s\u0151bbiekben gyan\u00fara nem ad\u00f3 adatokat. <\/p>\n

\"111<\/a><\/noindex><\/center><\/p>\n

A k\u00e1rt\u00e9kony b\u0151v\u00edtm\u00e9nyek terjed\u00e9s\u00e9nek f\u0151 \u00fatjai k\u00f6z\u00f6tt szerepelnek a professzion\u00e1lisan megjelen\u0151 weboldalak n\u00e9pszer\u0171s\u00edt\u00e9se (mint az al\u00e1bbi k\u00e9pen) \u00e9s a Chrome Web Store-ban val\u00f3 elhelyez\u00e9s, megker\u00fclve a ellen\u0151rz\u00e9sek mechanizmus\u00e1t a k\u00f3d k\u00fcls\u0151 weboldalakr\u00f3l val\u00f3 k\u00e9s\u0151bbi bet\u00f6lt\u00e9s\u00e9re. Azok, akik meg akart\u00e1k ker\u00fclni a b\u0151v\u00edtm\u00e9nyek Chrome Web Store-b\u00f3l val\u00f3 telep\u00edt\u00e9s\u00e9re vonatkoz\u00f3 korl\u00e1toz\u00e1sokat, k\u00fcl\u00f6nb\u00f6z\u0151 Chromium-\u00f6ssze\u00e1ll\u00edt\u00e1sokat terjesztettek el\u0151re telep\u00edtett b\u0151v\u00edtm\u00e9nyekkel, valamint telep\u00edt\u00e9st v\u00e9geztek m\u00e1r a rendszert jelen l\u00e9v\u0151 rekl\u00e1malkalmaz\u00e1sok (Adware) \u00e1ltal. A kutat\u00f3k 100 p\u00e9nz\u00fcgyi, m\u00e9diak\u00f6zpont\u00fa, orvosi, gy\u00f3gyszeripari, olaj- \u00e9s g\u00e1zipari c\u00e9g, valamint oktat\u00e1si \u00e9s \u00e1llami int\u00e9zm\u00e9ny h\u00e1l\u00f3zat\u00e1t elemezt\u00e9k, \u00e9s szinte mindegyik\u00fckben nyomokat tal\u00e1ltak a vizsg\u00e1lt k\u00e1rt\u00e9kony b\u0151v\u00edtm\u00e9nyek jelenl\u00e9t\u00e9re. <\/p>\n

\"111<\/a><\/noindex><\/center><\/p>\n

A k\u00e1rt\u00e9kony b\u0151v\u00edtm\u00e9nyek terjeszt\u00e9s\u00e9re ir\u00e1nyul\u00f3 kamp\u00e1ny sor\u00e1n t\u00f6bb mint 15 ezer domain<\/a><\/noindex>regisztr\u00e1ltak, amelyek \u00e1tfedik a n\u00e9pszer\u0171 weboldalakat (p\u00e9ld\u00e1ul gmaille.com, youtubeunblocked.net stb.) vagy olyan domainokat, amelyek a kor\u00e1bbi lej\u00e1rati id\u0151 ut\u00e1n lettek regisztr\u00e1lva. Ezeket a domaineket a k\u00e1rt\u00e9kony tev\u00e9kenys\u00e9g ir\u00e1ny\u00edt\u00e1s\u00e1hoz \u00e9s a felhaszn\u00e1l\u00f3k \u00e1ltal megnyitott oldalak kontextus\u00e1ban v\u00e9grehajtott k\u00e1rt\u00e9kony JavaScript-injekt\u00e1l\u00e1sok let\u00f6lt\u00e9s\u00e9re is haszn\u00e1lt\u00e1k.<\/p>\n

A kutat\u00f3k gyan\u00edtj\u00e1k, hogy a Galcomm domainregisztr\u00e1l\u00f3val val\u00f3 colluzi\u00f3 t\u00f6rt\u00e9nt, amely 15 ezer domaint regisztr\u00e1lt k\u00e1rt\u00e9kony tev\u00e9kenys\u00e9gekre (a Galcomm \u00e1ltal kiadott domainek 60%-a), de a Galcomm k\u00e9pvisel\u0151i megc\u00e1folt\u00e1k<\/a><\/noindex> ezt a felt\u00e9telez\u00e9st, \u00e9s megjegyezt\u00e9k, hogy a felsorolt domainek 25%-a m\u00e1r t\u00f6rl\u00e9sre ker\u00fclt vagy nem Galcomm \u00e1ltal lett kiadva, a t\u00f6bbi szinte mindakt\u00edv parkolt domain. A Galcomm k\u00e9pvisel\u0151i szint\u00e9n elmondt\u00e1k, hogy a nyilv\u00e1nos jelent\u00e9s k\u00f6zz\u00e9t\u00e9tele el\u0151tt senki sem fordult hozz\u00e1juk, \u00e9s egy harmadik f\u00e9lt\u0151l kapt\u00e1k a k\u00e1rt\u00e9kony c\u00e9lokra haszn\u00e1lt domainek list\u00e1j\u00e1t, \u00e9s most a saj\u00e1t vizsg\u00e1latukat v\u00e9gzik rajtuk.<\/p>\n

A probl\u00e9m\u00e1t felfedez\u0151 kutat\u00f3k a k\u00e1rt\u00e9kony b\u0151v\u00edtm\u00e9nyeket \u00faj rootkit-k\u00e9nt hasonl\u00edtj\u00e1k \u00f6ssze \u2014 sok felhaszn\u00e1l\u00f3 alapvet\u0151 tev\u00e9kenys\u00e9ge a b\u00f6ng\u00e9sz\u0151n kereszt\u00fcl t\u00f6rt\u00e9nik, amely lehet\u0151v\u00e9 teszi a k\u00f6z\u00f6s dokumentumt\u00e1rol\u00f3k, a v\u00e1llalati inform\u00e1ci\u00f3s rendszerek \u00e9s a p\u00e9nz\u00fcgyi szolg\u00e1ltat\u00e1sok el\u00e9r\u00e9s\u00e9t. Ilyen k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt a t\u00e1mad\u00f3knak nincs \u00e9rtelme az oper\u00e1ci\u00f3s rendszer teljes kompromitt\u00e1l\u00e1s\u00e1nak keres\u00e9s\u00e9re a teljes rootkit telep\u00edt\u00e9se \u00e9rdek\u00e9ben \u2014 sokkal egyszer\u0171bb egy k\u00e1rt\u00e9kony b\u00f6ng\u00e9sz\u0151b\u0151v\u00edtm\u00e9ny telep\u00edt\u00e9se, \u00e9s ennek seg\u00edts\u00e9g\u00e9vel ellen\u0151rizni a bizalmas adatok \u00e1raml\u00e1s\u00e1t. Ezen k\u00edv\u00fcl a b\u0151v\u00edtm\u00e9ny jogosults\u00e1got k\u00e9rhet a helyi adatok, a webkamera \u00e9s a helymeghat\u00e1roz\u00e1s el\u00e9r\u00e9s\u00e9hez. A gyakorlat azt mutatja, hogy a felhaszn\u00e1l\u00f3k t\u00f6bbs\u00e9ge nem figyel a k\u00e9rt jogosults\u00e1gokra, \u00e9s a 1000 n\u00e9pszer\u0171 b\u0151v\u00edtm\u00e9nyb\u0151l 80% hozz\u00e1f\u00e9r\u00e9st k\u00e9r az \u00f6sszes feldolgozott oldal adataihoz. <\/p>\n

<\/a><\/noindex><\/p>\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 Awake Security \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0430 \u043e \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u0438 111 \u0434\u043e\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0439 \u043a Google Chrome, \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0445 \u043d\u0430 \u0432\u043d\u0435\u0448\u043d\u0438\u0435 \u0441\u0435\u0440\u0432\u0435\u0440\u044b \u043a\u043e\u043d\u0444\u0438\u0434\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f. \u0412 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u0434\u043e\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0438\u043c\u0435\u043b\u0438 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044e \u0441\u043a\u0440\u0438\u043d\u0448\u043e\u0442\u043e\u0432, \u0447\u0442\u0435\u043d\u0438\u044e 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[…]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":85879,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-85878","post","type-post","status-publish","format-standard","has-post-thumbnail","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\udd47111 Chrome-b\u0151v\u00edtm\u00e9ny, melyet 32 milli\u00f3 alkalommal t\u00f6lt\u00f6ttek le, bizalmas adatok let\u00f6lt\u00e9s\u00e9n kaptak rajta | ProHoster","description":"Az Awake Security c\u00e9g bejelentette a 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