CVE-2023-46445
python-asyncssh - security update
5.3
MEDIUM
CVSS 3.1
EPSS 0.45%
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."
How to fix CVE-2023-46445
To remediate CVE-2023-46445, upgrade the affected package to a fixed version below.
- Debian/python-asyncssh—upgrade to 2.5.0-0.1+deb11u1 or later
- —upgrade to 2.5.0-0.1+deb11u1 or later
- —upgrade to 2.14.1 or later
- —upgrade to 2.14.1 or later
Is CVE-2023-46445 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 2.5.0-0.1+deb11u1
- from 0, < 2.5.0-0.1+deb11u1
- from 0, < 2.14.1
- from 0, < 2.14.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |