CVE-2023-46445
- State
- Published
- Severity
- 5.9 Medium
- Published
- Nov 14, 2023
- Updated
- Feb 25, 2026
- Reserved
- Oct 23, 2023
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."
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.9 Medium | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N | CISA-ADP |
Weaknesses
- CWE-345 Insufficient Verification of Data Authenticity
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://github.com/ronf/asyncssh/security/advisories/GHSA-cfc2-wr2v-gxm5
- FEDORA-2023-d2956318e4vendor-advisory
- 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/
- https://lists.debian.org/debian-lts-announce/2024/09/msg00042.html
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