[information disclosure] Validate existence of a private project.
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原文摘录
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Summary In Gitlab, we have a feature of creating groups and setting their permissions to public/internal/private. While testing I discovered that a user can check existence of a project in a group of which he is not a part judging by the difference in types of error messages generated.
原文中的代码
POST /chocolatecake/choco-brownie-sundae/toggle_star.json HTTP/1.1 Host: gitlab.com User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Firefox/68.0 Accept: application/json, text/plain, */* Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate X-CSRF-Token: …
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阅读 HackerOne 原文 ↗作者 @pandaonair · 版权归作者与 GitLab 所有