CVE-2025-41693 MEDIUM

CVE-2025-41693: Authenticated Denial-of-Service via SSH

Vendor Phoenix Contact
Product FL SWITCH 2005
Weakness CWE-770 · Uncontrolled resource consumption
Published December 9, 2025
Last update December 9, 2025

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

What the vulnerability does

01Description

A low privileged remote attacker can use the ssh feature to execute commands directly after login. The process stays open and uses resources which leads to a reduced performance of the management functions. Switching functionality is not affected.

Key dates

02Disclosure timeline

December 9, 2025 CVE published
December 9, 2025 Record updated