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地图 / Arbitrary file read via the UploadsRewriter when moving and issue

Arbitrary file read via the UploadsRewriter when moving and issue

路径遍历 / 路径遍历 / #827052

厂商
GitLab
严重程度
高危
赏金
$20,000
弱点
路径遍历
研究员
@vakzz
披露日期
2020-04-27
资产
Your Own GitLab Instance
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(2693 字符中的一小部分)
Summary The `UploadsRewriter` does not validate the file name, allowing arbitrary files to be copied via directory traversal when moving an issue to a new project.
原文中的代码
  MARKDOWN_PATTERN = %r{\!?\[.*?\]\(/uploads/(?<secret>[0-9a-f]{32})/(?<file>.*?)\)}.freeze

默认不展示报告全文。以上为简短摘录,完整复现过程请阅读原文。版权归研究员与 GitLab 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @vakzz · 版权归作者与 GitLab 所有

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