| Name | CVE-2023-46445 |
| Description | 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." |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3899-1 |
| Debian Bugs | 1056000 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| python-asyncssh (PTS) | buster (security), buster, buster (lts) | 1.12.2-1+deb10u1 | vulnerable |
| bullseye | 2.5.0-0.1 | vulnerable |
| bullseye (security) | 2.5.0-0.1+deb11u1 | fixed |
| bookworm (security), bookworm | 2.10.1-2+deb12u1 | vulnerable |
| sid, trixie | 2.19.0-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[bookworm] - python-asyncssh <no-dsa> (Minor issue)
[buster] - python-asyncssh <no-dsa> (Minor issue)
https://github.com/ronf/asyncssh/security/advisories/GHSA-cfc2-wr2v-gxm5
https://github.com/ronf/asyncssh/commit/83e43f5ea3470a8617fc388c72b062c7136efd7e (v2.14.1)
https://terrapin-attack.com/