{"id":112725,"date":"2024-01-06T15:10:27","date_gmt":"2024-01-06T13:10:28","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/komprometacziya-uchyotnoj-zapisi-privela-k-sboyu-bgp-marshrutizaczii-orange-espagne"},"modified":"2024-01-06T15:10:27","modified_gmt":"2024-01-06T13:10:28","slug":"komprometacziya-uchyotnoj-zapisi-privela-k-sboyu-bgp-marshrutizaczii-orange-espagne","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/komprometacziya-uchyotnoj-zapisi-privela-k-sboyu-bgp-marshrutizaczii-orange-espagne","title":{"rendered":"A fi\u00f3k kompromitt\u00e1l\u00e1sa BGP-ir\u00e1ny\u00edt\u00e1si z\u0171rzavart okozott az Orange Espagne eset\u00e9ben.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Az adminisztr\u00e1tori fi\u00f3k kompromitt\u00e1l\u00e1sa majdnem n\u00e9gy \u00f3r\u00e1s le\u00e1ll\u00e1st okozott Spanyolorsz\u00e1g m\u00e1sodik legnagyobb szolg\u00e1ltat\u00f3j\u00e1n\u00e1l, az Orange Espagne-n\u00e1l, amely 11 milli\u00f3 el\u0151fizet\u0151t szolg\u00e1l ki. Az Orange Espagne a RIPE NCC regisztr\u00e1tor fel\u00fclet\u00e9hez egy k\u00f6nnyen kital\u00e1lhat\u00f3 \"ripeadmin\" jelsz\u00f3t haszn\u00e1lt, \u00e9s a k\u00e9tfaktoros hiteles\u00edt\u00e9s nem volt bekapcsolva. <\/p>\n

A RIPE jelsz\u00f3t egy alkalmazott rendszere ellen elk\u00f6vetett rosszindulat\u00fa program \u00e1ltali t\u00e1mad\u00e1s sor\u00e1n lopt\u00e1k el, \u00e9s szeptember \u00f3ta a feketepiacon forgalmazott kompromitt\u00e1lt jelszavak adatb\u00e1zisaiban tal\u00e1lhat\u00f3. \u00c9rdekes m\u00f3don az Orange Espagne fi\u00f3kj\u00e1n k\u00edv\u00fcl ezekben az adatb\u00e1zisokban t\u00f6bb ezer m\u00e1s fi\u00f3k is megtal\u00e1lhat\u00f3, amelyek az access.ripe.net-hez val\u00f3 csatlakoz\u00e1sra haszn\u00e1lhat\u00f3k, \u00e9s potenci\u00e1lisan ilyen t\u00e1mad\u00e1sokhoz alkalmazhat\u00f3k. <\/p>\n

Az incidens \u00e9szrev\u00e9tlen maradt janu\u00e1r 2-ig, amikor egy vand\u00e1l bel\u00e9pett a RIPE NCC webes fel\u00fclet\u00e9re, \u00e9s m\u00f3dos\u00edt\u00e1sokat hajtott v\u00e9gre a BGP \u00e9s az RPKI (Resource Public Key Infrastructure) be\u00e1ll\u00edt\u00e1saiban, ami k\u00f6r\u00fclbel\u00fcl n\u00e9gy \u00f3r\u00e1n kereszt\u00fcl megzavarta a t\u00e1vk\u00f6zl\u00e9si szolg\u00e1ltat\u00f3 forgalm\u00e1nak k\u00f6r\u00fclbel\u00fcl fel\u00e9t. A t\u00e1mad\u00f3k akci\u00f3i miatt az RPKI technol\u00f3gia, amelyet a BGP bejelent\u00e9sek hamis\u00edt\u00e1sa ellen hivatott v\u00e9delmet ny\u00fajtani, legitime bejelent\u00e9sek blokkol\u00e1s\u00e1ra ker\u00fclt felhaszn\u00e1l\u00e1sra. <\/p>\n

A t\u00e1mad\u00f3 t\u00f6bb \u00faj RPKI ROA (Route Origin Authorization) bejegyz\u00e9st hozott l\u00e9tre, amelyek k\u00f6z\u00f6tt olyan bejegyz\u00e9sek is voltak, amelyek a nagy blokkokat az Orange Espagne-t\u00f3l egy m\u00e1sik auton\u00f3m rendszerhez k\u00f6t\u00f6tt\u00e9k, ami ahhoz vezetett, hogy az \u00e9rintett t\u00e1vk\u00f6zl\u00e9si szolg\u00e1ltat\u00f3 helyes BGP bejelent\u00e9sei sz\u00e1mos gerinciszolg\u00e1ltat\u00f3 \u00fatv\u00e1laszt\u00f3in blokkol\u00e1sra ker\u00fcltek. Ennek eredm\u00e9nyek\u00e9nt az Orange Espagne-hoz tartoz\u00f3 BGP \u00fatvonalak sz\u00e1ma 9200-r\u00f3l 7400-ra cs\u00f6kkent, a forgalom pedig k\u00f6zel a fel\u00e9re esett vissza.

\"A<\/center> <\/p>\n

Az RPKI (Resource Public Key Infrastructure) a BGP bejelent\u00e9sek hiteles\u00edt\u00e9s\u00e9re alkalmazhat\u00f3, \u00e9s lehet\u0151v\u00e9 teszi annak meghat\u00e1roz\u00e1s\u00e1t, hogy a BGP bejelent\u00e9s a h\u00e1l\u00f3zat tulajdonos\u00e1t\u00f3l sz\u00e1rmazik-e vagy sem. Az RPKI haszn\u00e1lata eset\u00e9n az auton\u00f3m rendszerek \u00e9s IP-c\u00edmek<\/a> meghat\u00e1rozza a bizalmi l\u00e1ncot az IANA-t\u00f3l a region\u00e1lis nyilv\u00e1ntart\u00f3kig (RIR), majd a szolg\u00e1ltat\u00f3kig (LIR) \u00e9s a v\u00e9gfelhaszn\u00e1l\u00f3kig, amely lehet\u0151v\u00e9 teszi a harmadik felek sz\u00e1m\u00e1ra, hogy megbizonyosodjanak arr\u00f3l, hogy a forr\u00e1ssal v\u00e9grehajtott m\u0171velet a tulajdonos \u00e1ltal t\u00f6rt\u00e9nt. A hiteles\u00edt\u00e9s n\u00e9lk\u00fcli \u00fczemeltet\u0151k b\u00e1rmilyen alh\u00e1l\u00f3zatot bejelenthetnek hamis \u00fatvonalhossz inform\u00e1ci\u00f3kkal, \u00e9s r\u00e9szleges forgalmat kezdem\u00e9nyezhetnek m\u00e1s rendszerek fel\u00e9, amelyek nem alkalmaznak bejelent\u00e9s-sz\u0171r\u00e9st.
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0440\u043e\u043c\u0435\u0442\u0430\u0446\u0438\u044f \u0443\u0447\u0451\u0442\u043d\u043e\u0439 \u0437\u0430\u043f\u0438\u0441\u0438 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430 \u043f\u0440\u0438\u0432\u0435\u043b\u0430 \u043a \u043f\u043e\u0447\u0442\u0438 \u0447\u0435\u0442\u044b\u0440\u0451\u0445\u0447\u0430\u0441\u043e\u0432\u043e\u043c\u0443 \u0441\u0431\u043e\u044e \u0432 \u0440\u0430\u0431\u043e\u0442\u0435 \u0432\u0442\u043e\u0440\u043e\u0433\u043e \u043f\u043e \u0432\u0435\u043b\u0438\u0447\u0438\u043d\u0435 \u0438\u0441\u043f\u0430\u043d\u0441\u043a\u043e\u0433\u043e \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u0430 \u0441\u0432\u044f\u0437\u0438 Orange Espagne, \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e 11 \u043c\u043b\u043d \u0430\u0431\u043e\u043d\u0435\u043d\u0442\u043e\u0432. \u0414\u043b\u044f \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u043a \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0443 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430 RIPE NCC \u0432 Orange Espagne \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u043b\u0441\u044f \u043f\u0440\u0435\u0434\u0441\u043a\u0430\u0437\u0443\u0435\u043c\u044b\u0439 \u043f\u0430\u0440\u043e\u043b\u044c «ripeadmin» \u0438 \u043d\u0435 \u0431\u044b\u043b\u0430 \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0430 \u0434\u0432\u0443\u0445\u0444\u0430\u043a\u0442\u043e\u0440\u043d\u0430\u044f \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f. \u041f\u0430\u0440\u043e\u043b\u044c \u043a RIPE \u0431\u044b\u043b \u043f\u0435\u0440\u0435\u0445\u0432\u0430\u0447\u0435\u043d \u0432 \u0445\u043e\u0434\u0435 \u043f\u043e\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043e\u0434\u043d\u043e\u0433\u043e \u0438\u0437 \u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u043a\u043e\u0432 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":112726,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-112725","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\udd47A fi\u00f3k kompromitt\u00e1l\u00e1sa BGP-ir\u00e1ny\u00edt\u00e1si hib\u00e1t okozott az Orange Espagne-n\u00e1l | ProHoster","description":"A rendszergazda-fi\u00f3k kompromitt\u00e1l\u00e1sa majdnem n\u00e9gy \u00f3r\u00e1s le\u00e1ll\u00e1shoz vezetett a m\u00e1sodik legnagyobb spanyol t\u00e1vk\u00f6zl\u00e9si szolg\u00e1ltat\u00f3n\u00e1l, az Orange Espagne-n\u00e1l, amely 11 milli\u00f3 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