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地图 / Digest Auth State Leak on Cross-Origin Redirect via Netrc - Username and Password Hash Sent to Wrong Host

Digest Auth State Leak on Cross-Origin Redirect via Netrc - Username and Password Hash Sent to Wrong Host

身份认证 / 凭据保护不足 / #3680038

厂商
curl
严重程度
低危
赏金
—
弱点
凭据保护不足
研究员
@fg0x0
披露日期
2026-04-19
资产
https://github.com/curl/curl
CVE
CVE-2022-27774

该报告还没有中文解读。

原文摘录

摘自原文(4396 字符中的一小部分)
When curl follows an HTTP redirect from hostA to hostB using `--netrc --digest -L`, Digest authentication state (nonce, realm) from hostA persists and is combined with hostB's netrc credentials to generate an unsolicited Digest Authorization header sent to hostB. This leaks hostB's username in …
原文中的代码
curl 8.20.0-DEV (x86_64-pc-linux-gnu)
Release-Date: [unreleased]
Protocols: dict file ftp ftps gopher gophers http https imap imaps ...
Features: alt-svc AsynchDNS brotli GSS-API HSTS HTTP2 HTTP3 ...

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 @fg0x0 · 版权归作者与 curl 所有

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