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Redirect to imap/pop3/smtp (SASL) or sftp/scp (libssh) authenticates to the attacker's host with the user's ambient Kerberos credentials

信息泄露 / Information Exposure Through Sent Data / #4123571

厂商
curl
严重程度
低危
赏金
—
弱点
Information Exposure Through Sent Data
研究员
@sujitjaunjal
披露日期
2026-10-21
资产
https://github.com/curl/curl
CVE
CVE-2025-14524CVE-2026-86410CVE-2026-86413CVE-2026-94265

该报告还没有中文解读。

原文摘录

摘自原文(9737 字符中的一小部分)
Summary: When curl follows a redirect to an IMAP, POP3 or SMTP URL carrying any userinfo (`imap://@attacker.example/` is enough), it authenticates to the redirect target with SASL GSSAPI out of the user's default Kerberos credential cache, although no credentials and no authentication method were …

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

阅读 HackerOne 原文 ↗作者 @sujitjaunjal · 版权归作者与 curl 所有

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