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CVE-2023-46445

An issue in AsyncSSH before 2.14.1 allows attackers to control the extension info message (RFC 8308) via a man-in-the-middle attack, aka a "Rogue Extension Negotiation."

References

https://github.com/ronf/asyncssh/security/advisories/GHSA-cfc2-wr2v-gxm5
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ME34ROZWMDK5KLMZKTSA422XVJZ7IMTE/
https://www.terrapin-attack.com
https://github.com/ronf/asyncssh/blob/develop/docs/changes.rst
https://github.com/advisories/GHSA-cfc2-wr2v-gxm5
http://packetstormsecurity.com/files/176280/Terrapin-SSH-Connection-Weakening.html
https://security.netapp.com/advisory/ntap-20231222-0001/
Published
Nov 14, 2023 00:00:00 UTC
Updated
Feb 25, 2026 17:20:12 UTC
Reserved
Oct 23, 2023 00:00:00 UTC
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