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.”
packetstormsecurity.com/files/176280/Terrapin-SSH-Connection-Weakening.html
github.com/advisories/GHSA-cfc2-wr2v-gxm5
github.com/ronf/asyncssh/blob/develop/docs/changes.rst
github.com/ronf/asyncssh/security/advisories/GHSA-cfc2-wr2v-gxm5
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ME34ROZWMDK5KLMZKTSA422XVJZ7IMTE/
security.netapp.com/advisory/ntap-20231222-0001/
www.terrapin-attack.com