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地图 / 41: `main_checkfds()` pipe reuse leaks proxy credentials into HTTPS upload body

41: `main_checkfds()` pipe reuse leaks proxy credentials into HTTPS upload body

信息泄露 / Information Exposure Through Sent Data / #3973158

厂商
curl
严重程度
未评级
赏金
—
弱点
Information Exposure Through Sent Data
研究员
@giant_anteater
披露日期
2026-08-31
资产
https://github.com/curl/curl
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(5134 字符中的一小部分)
When curl is launched with stdin (fd 0) and stderr (fd 2) closed, `main_checkfds()` in `src/tool_main.c` can assign opposite ends of the same pipe to fd 0 and fd 2. In verbose mode with a stdin-based upload through an authenticated proxy, the `Proxy-Authorization` header written to stderr becomes …

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 curl 所有。

时间线

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

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