{"id":104558,"date":"2022-06-30T09:37:00","date_gmt":"2022-06-30T07:37:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/packj-instrumentarij-dlya-vyyavleniya-vredonosnyh-bibliotek-na-yazykah-python-i-javascript"},"modified":"2022-06-30T09:37:00","modified_gmt":"2022-06-30T07:37:01","slug":"packj-instrumentarij-dlya-vyyavleniya-vredonosnyh-bibliotek-na-yazykah-python-i-javascript","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/packj-instrumentarij-dlya-vyyavleniya-vredonosnyh-bibliotek-na-yazykah-python-i-javascript","title":{"rendered":"Packj — n\u00e1stroj pro odhalov\u00e1n\u00ed \u0161kodliv\u00fdch knihoven v jazyc\u00edch Python a JavaScript","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

V\u00fdvoj\u00e1\u0159i platformy Packj, kter\u00e1 analyzuje bezpe\u010dnost knihoven, zve\u0159ejnili otev\u0159enou sadu n\u00e1stroj\u016f pro p\u0159\u00edkazov\u00fd \u0159\u00e1dek, kter\u00e1 umo\u017e\u0148uje odhalit rizikov\u00e9 konstrukce v bal\u00ed\u010dc\u00edch, kter\u00e9 mohou souviset s realizac\u00ed \u0161kodliv\u00e9 \u010dinnosti nebo p\u0159\u00edtomnost\u00ed zranitelnost\u00ed pou\u017e\u00edvan\u00fdch k \u00fatok\u016fm na projekty vyu\u017e\u00edvaj\u00edc\u00ed dot\u010den\u00e9 bal\u00ed\u010dky («supply chain»). Je podporov\u00e1na kontrola bal\u00ed\u010dk\u016f v jazyc\u00edch Python a JavaScript um\u00edst\u011bn\u00fdch v repozit\u00e1\u0159\u00edch PyPi a NPM (v tomto m\u011bs\u00edci pl\u00e1nuj\u00ed tak\u00e9 p\u0159idat podporu pro Ruby a RubyGems). K\u00f3d sady n\u00e1stroj\u016f je naps\u00e1n v jazyce Python a je distribuov\u00e1n pod licenc\u00ed AGPLv3. <\/p>\n

B\u011bhem anal\u00fdzy 330 tis\u00edc bal\u00ed\u010dk\u016f pomoc\u00ed navr\u017een\u00e9ho n\u00e1stroje bylo v repozit\u00e1\u0159i PyPi odhaleno 42 \u0161kodliv\u00fdch bal\u00ed\u010dk\u016f s backdoory a 2,4 tis\u00edce riskantn\u00edch bal\u00ed\u010dk\u016f. V pr\u016fb\u011bhu vy\u0161et\u0159ov\u00e1n\u00ed se prov\u00e1d\u00ed statick\u00e1 anal\u00fdza k\u00f3du za \u00fa\u010delem odhalen\u00ed charakteristik API a hodnot\u00ed se p\u0159\u00edtomnost zn\u00e1m\u00fdch zranitelnost\u00ed uveden\u00fdch v datab\u00e1zi OSV. K anal\u00fdze API se pou\u017e\u00edv\u00e1 bal\u00ed\u010dek MalOSS. K\u00f3d bal\u00ed\u010dk\u016f je analyzov\u00e1n na p\u0159\u00edtomnost typick\u00fdch vzor\u016f, kter\u00e9 se obvykle pou\u017e\u00edvaj\u00ed v \u0161kodliv\u00e9m software. Vzory byly p\u0159ipraveny na z\u00e1klad\u011b zkoum\u00e1n\u00ed 651 bal\u00ed\u010dku s potvrzenou \u0161kodlivou aktivitou. <\/p>\n

Tak\u00e9 jsou odhalov\u00e1ny atributy a metadata, kter\u00e1 zvy\u0161uj\u00ed riziko ne\u00famysln\u00e9ho pou\u017e\u00edv\u00e1n\u00ed, jako je prov\u00e1d\u011bn\u00ed blok\u016f p\u0159es «eval» nebo «exec», generov\u00e1n\u00ed nov\u00e9ho k\u00f3du za b\u011bhu, pou\u017e\u00edv\u00e1n\u00ed technik zamot\u00e1v\u00e1n\u00ed a skr\u00fdv\u00e1n\u00ed k\u00f3du (obfuscated), manipulace s prom\u011bnn\u00fdmi prost\u0159ed\u00ed, ne\u00famysln\u00fd p\u0159\u00edstup k soubor\u016fm, p\u0159\u00edstup k s\u00ed\u0165ov\u00fdm prost\u0159edk\u016fm ve skriptech instalace (setup.py), pou\u017e\u00edv\u00e1n\u00ed typov\u00e9ho n\u00e1tlaku (p\u0159i\u0159azen\u00ed n\u00e1zv\u016f podobn\u00fdch n\u00e1zv\u016fm popul\u00e1rn\u00edch knihoven), odhalov\u00e1n\u00ed zastaral\u00fdch a opu\u0161t\u011bn\u00fdch projekt\u016f, uv\u00e1d\u011bn\u00ed neexistuj\u00edc\u00edch e-mail\u016f a web\u016f, absence ve\u0159ejn\u00e9ho repozit\u00e1\u0159e s k\u00f3dem. <\/p>\n

D\u00e1le je t\u0159eba poznamenat, \u017ee jin\u00ed bezpe\u010dnostn\u00ed v\u00fdzkumn\u00edci odhalili p\u011bt \u0161kodliv\u00fdch bal\u00ed\u010dk\u016f v repozit\u00e1\u0159i PyPi, kter\u00e9 odes\u00edlaly na extern\u00ed server<\/a> obsah prom\u011bnn\u00fdch prost\u0159ed\u00ed zam\u011b\u0159en\u00fd na kr\u00e1de\u017e token\u016f pro AWS a syst\u00e9my kontinu\u00e1ln\u00ed integrace: loglib-modules (p\u0159edstaven\u00e9 jako moduly legitimn\u00ed knihovny loglib), pyg-modules, pygrata a pygrata-utils (p\u0159edstaven\u00e9 jako dopl\u0148ky k legitimn\u00ed knihovn\u011b pyg) a hkg-sol-utils. <\/ul>\n

\"Packj<\/center>
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b Packj, \u0430\u043d\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u044e\u0449\u0435\u0439 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0438 \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 \u043a\u043e\u043c\u0430\u043d\u0434\u043d\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0438, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u0432\u044b\u044f\u0432\u043b\u044f\u0442\u044c \u0440\u0438\u0441\u043a\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438 \u0432 \u043f\u0430\u043a\u0435\u0442\u0430\u0445, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0433\u0443\u0442 \u0431\u044b\u0442\u044c \u0441\u0432\u044f\u0437\u0430\u043d\u044b \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0439 \u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u0438 \u0438\u043b\u0438 \u043d\u0430\u043b\u0438\u0447\u0438\u0435\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u044b\u0445 \u0434\u043b\u044f \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u0438\u044f \u0430\u0442\u0430\u043a \u043d\u0430 \u043f\u0440\u043e\u0435\u043a\u0442\u044b, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0435 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u043c\u044b\u0435 \u043f\u0430\u043a\u0435\u0442\u044b («supply chain»). \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u043d\u0430 \u044f\u0437\u044b\u043a\u0430\u0445 Python \u0438 JavaScript, \u0440\u0430\u0437\u043c\u0435\u0449\u0451\u043d\u043d\u044b\u0445 \u0432 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0430\u0445 PyPi \u0438 NPM (\u0432 \u044d\u0442\u043e\u043c […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":104559,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-104558","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\udd47Packj \u2014 n\u00e1stroj pro detekci 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