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
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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 …
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时间线
- 报告提交
- 公开披露
阅读 HackerOne 原文 ↗作者 @sujitjaunjal · 版权归作者与 curl 所有