{"id":115524,"date":"2024-05-04T01:52:09","date_gmt":"2024-05-03T23:52:09","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obhod-verifikaczii-v-biblioteke-xml-crypto-naschityvayushhej-million-zagruzok-v-nedelyu"},"modified":"2024-05-04T01:52:09","modified_gmt":"2024-05-03T23:52:09","slug":"obhod-verifikaczii-v-biblioteke-xml-crypto-naschityvayushhej-million-zagruzok-v-nedelyu","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/obhod-verifikaczii-v-biblioteke-xml-crypto-naschityvayushhej-million-zagruzok-v-nedelyu","title":{"rendered":"Ocolirea verific\u0103rii \u00een biblioteca xml-crypto, care are un milion de desc\u0103rc\u0103ri pe s\u0103pt\u0103m\u00e2n\u0103","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

\u00cen biblioteca JavaScript xml-crypto, folosit\u0103 ca dependen\u021b\u0103 de 402 proiecte \u0219i desc\u0103rcat\u0103 din catalogul NPM de aproximativ un milion de ori pe s\u0103pt\u0103m\u00e2n\u0103, a fost descoperit\u0103 o vulnerabilitate (CVE-2024-32962) care a primit cel mai ridicat nivel de gravitate (10 din 10). Biblioteca ofer\u0103 func\u021bii pentru criptarea \u0219i verificarea semn\u0103turilor digitale ale documentelor XML. Vulnerabilitatea permite unui atacator s\u0103 ateste un document fals, care, \u00een configura\u021bia implicit\u0103, va fi verificat cu succes de bibliotec\u0103, de\u0219i este semnat cu o cheie diferit\u0103 de cea specificat\u0103 pentru verificarea semn\u0103turilor. Problema se manifest\u0103 \u00eencep\u00e2nd cu versiunea xml-crypto 4.0.0 \u0219i a fost remediat\u0103 f\u0103r\u0103 prea mult\u0103 publicitate \u00een lansarea din ianuarie 6.0.0. <\/p>\n

Vulnerabilitatea este cauzat\u0103 de faptul c\u0103, \u00een configura\u021bia implicit\u0103, biblioteca nu autorizeaz\u0103 creatorul semn\u0103turii, ci verific\u0103 doar corectitudinea semn\u0103turii \u00een sine. \u00cen special, biblioteca acord\u0103 \u00eencredere oric\u0103rui certificat plasat \u00een documentul semnat \u00een elementul XML KeyInfo, chiar dac\u0103 \u00een set\u0103rile este specificat utilizarea unui certificat anume pentru verificarea semn\u0103turilor digitale. Astfel, pentru a verifica cu succes un document modificat, atacatorului \u00eei este suficient s\u0103 \u00eenlocuieasc\u0103 semn\u0103tura digital\u0103 original\u0103 cu o semn\u0103tur\u0103 generat\u0103 cu cheia sa privat\u0103 \u0219i s\u0103 plaseze certificatul asociat acestei chei private (cheia public\u0103) \u00een elementul KeyInfo.
\n
Sursa: opennet.ro<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 JavaScript-\u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0435 xml-crypto, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0439 \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438 \u0443 402 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u0432 \u0438 \u0437\u0430\u0433\u0440\u0443\u0436\u0430\u0435\u043c\u043e\u0439 \u0438\u0437 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0430 NPM \u043e\u043a\u043e\u043b\u043e \u043c\u0438\u043b\u043b\u0438\u043e\u043d\u0430 \u0440\u0430\u0437 \u043a\u0430\u0436\u0434\u0443\u044e \u043d\u0435\u0434\u0435\u043b\u044e, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2024-32962), \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u044b\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (10 \u0438\u0437 10). \u0411\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0434\u043b\u044f \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0438 \u0432\u0435\u0440\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u043e \u0446\u0438\u0444\u0440\u043e\u0432\u043e\u0439 \u043f\u043e\u0434\u043f\u0438\u0441\u0438 XML-\u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u043e\u0432. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0434\u0430\u0451\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0430\u0442\u0430\u043a\u0443\u044e\u0449\u0435\u043c\u0443 \u0437\u0430\u0432\u0435\u0440\u0438\u0442\u044c \u0444\u0438\u043a\u0442\u0438\u0432\u043d\u044b\u0439 \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0432 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438 \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0431\u0443\u0434\u0435\u0442 […]<\/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-115524","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\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\udd47Ocolirea verific\u0103rii \u00een biblioteca xml-crypto, av\u00e2nd un milion de desc\u0103rc\u0103ri pe s\u0103pt\u0103m\u00e2n\u0103 | ProHoster","description":"\u00cen biblioteca JavaScript xml-crypto, folosit\u0103 ca dependen\u021b\u0103 de 402 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