41: `main_checkfds()` pipe reuse leaks proxy credentials into HTTPS upload body
信息泄露 / Information Exposure Through Sent Data / #3973158
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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 …
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阅读 HackerOne 原文 ↗作者 @giant_anteater · 版权归作者与 curl 所有