Insufficient verification of data authenticity in AsyncSSH - CVE-2023-46445

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Main Vulnerability Database Vulnerabilities #VU84954

Insufficient verification of data authenticity in AsyncSSH - CVE-2023-46445

Published: January 3, 2024


Vulnerability identifier: #VU84954
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-46445
CWE-ID: CWE-345
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
AsyncSSH
Software vendor:
Ron Fredericks, LectureMaker

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to missing verification of data authenticity. A remote attacker can control the extension info message (RFC 8308) via a man-in-the-middle attack.


Remediation

Install updates from vendor's website.

External links