{"id":104694,"date":"2022-07-24T21:36:39","date_gmt":"2022-07-24T19:36:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimosti-v-web-frejmvorke-grails-i-ruby-module-tzinfo"},"modified":"2022-07-24T21:36:39","modified_gmt":"2022-07-24T19:36:39","slug":"uyazvimosti-v-web-frejmvorke-grails-i-ruby-module-tzinfo","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/uyazvimosti-v-web-frejmvorke-grails-i-ruby-module-tzinfo","title":{"rendered":"Zranite\u013enosti v webovom frameworku Grails a Ruby module TZInfo.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Vo webovom frameworku Grails, ktor\u00fd je ur\u010den\u00fd na v\u00fdvoj webov\u00fdch aplik\u00e1ci\u00ed pod\u013ea paradigmatu MVC v jazyku Java, Groovy a in\u00fdch jazykoch pre JVM, bola zisten\u00e1 zranite\u013enos\u0165, ktor\u00e1 umo\u017e\u0148uje vzdialene vykona\u0165 vlastn\u00fd k\u00f3d v prostred\u00ed, v ktorom be\u017e\u00ed webov\u00e1 aplik\u00e1cia. Vyu\u017eitie zranite\u013enosti sa uskuto\u010d\u0148uje cez odoslanie \u0161peci\u00e1lne form\u00e1tovanej po\u017eiadavky, ktor\u00e1 poskytuje \u00fato\u010dn\u00edkovi pr\u00edstup k ClassLoader. Probl\u00e9m je sp\u00f4soben\u00fd nedostatkom v logike viazania \u00fadajov (data-binding), ktor\u00e1 sa pou\u017e\u00edva pri vytv\u00e1ran\u00ed objektov ako aj pri ru\u010dnom viazan\u00ed pomocou bindData. Probl\u00e9m bol odstr\u00e1nen\u00fd v vydaniach 3.3.15, 4.1.1, 5.1.9 a 5.2.1. <\/p>\n

\u010eal\u0161ie mo\u017eno spomen\u00fa\u0165 zranite\u013enos\u0165 v Ruby module tzinfo, ktor\u00e1 umo\u017e\u0148uje na\u010d\u00edta\u0165 obsah ak\u00e9hoko\u013evek s\u00faboru, pokia\u013e to dovo\u013euj\u00fa pr\u00edstupov\u00e9 pr\u00e1va nap\u00e1danej aplik\u00e1cie. Zranite\u013enos\u0165 je spojen\u00e1 s nedostato\u010dnou kontrolou \u0161peci\u00e1lnych znakov v n\u00e1zve \u010dasovej z\u00f3ny, ktor\u00fd je uveden\u00fd v met\u00f3de TZInfo::Timezone.get. Probl\u00e9m sa t\u00fdka aplik\u00e1ci\u00ed, ktor\u00e9 pren\u00e1\u0161aj\u00fa do TZInfo::Timezone.get neoveren\u00e9 extern\u00e9 \u00fadaje. Napr\u00edklad na \u010d\u00edtanie s\u00faboru \/tmp\/payload mo\u017eno zada\u0165 hodnotu podobn\u00fa \"foo\\n\/..\/....\/tmp\/payload\".
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 web-\u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0435 Grails, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u043c \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 web-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0432 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0438 \u0441 \u043f\u0430\u0440\u0430\u0434\u0438\u0433\u043c\u043e\u0439 MVC \u043d\u0430 Java, Groovy \u0438 \u043d\u0430 \u0434\u0440\u0443\u0433\u0438\u0445 \u044f\u0437\u044b\u043a\u0430\u0445 \u0434\u043b\u044f JVM, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u0441\u0432\u043e\u0439 \u043a\u043e\u0434 \u0432 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0438, 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\u043d\u0435\u0434\u043e\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439 \u0432 \u043b\u043e\u0433\u0438\u043a\u0435 \u043f\u0440\u0438\u0432\u044f\u0437\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 (data-binding), […]<\/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-104694","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\udd47Zranite\u013enosti vo webovom frameworku Grails a Ruby module TZInfo | ProHoster","description":"Vo webovom frameworku Grails, ktor\u00fd je ur\u010den\u00fd na v\u00fdvoj webov\u00fdch aplik\u00e1ci\u00ed 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