Insufficient Verification of Data Authenticity Affecting python-asyncssh package, versions <2.10.1-2+deb12u2


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.42% (62nd percentile)

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  • Snyk IDSNYK-DEBIAN12-PYTHONASYNCSSH-6056861
  • published14 Nov 2023
  • disclosed14 Nov 2023

Introduced: 14 Nov 2023

CVE-2023-46445  (opens in a new tab)
CWE-345  (opens in a new tab)

How to fix?

Upgrade Debian:12 python-asyncssh to version 2.10.1-2+deb12u2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-asyncssh package and not the python-asyncssh package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

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."

CVSS Base Scores

version 3.1