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地图 / Command injection by overwriting authorized_keys file through GitLab import

Command injection by overwriting authorized_keys file through GitLab import

代码执行 / 命令注入(通用) / #298873

厂商
GitLab
严重程度
高危 · CVSS 9.9
赏金
$2,000
弱点
命令注入(通用)
研究员
@jobert
披露日期
2018-04-27
资产
—
CVE
CVE-2017-0915

该报告还没有中文解读。

原文摘录

摘自原文(6973 字符中的一小部分)
The `Projects::GitlabProjectsImportService` contains a vulnerability that allows an attacker to write files to arbitrary directories on the server. This leads to an arbitrary command execution vulnerability by overwriting the `authorized_keys` file. To reproduce, sign in to a GitLab instance that …
原文中的代码
POST /import/gitlab_project HTTP/1.1
Host: gitlab-instance
...

------WebKitFormBoundaryA0TxBpQRLhL4lJQN
Content-Disposition: form-data; name="path"
test
------WebKitFormBoundaryA0TxBpQRLhL4lJQN
Content-Disposition: form-data; name="namespace_id"

1
------WebKitFormBoundaryA0TxBpQRLhL4lJQN …

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 @jobert · 版权归作者与 GitLab 所有

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Command injection by overwriting authorized_keys file through GitLab import · 破甲 POJIA