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 v3
5.9
EPSS
0.0045
EPSS Percentile
63.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-345
Status
published
Products (2)
asyncssh_project/asyncssh
< 2.14.1
pypi/asyncssh
0 - 2.14.1PyPI
Published
Nov 14, 2023
Tracked Since
Feb 18, 2026