← Database

CVE-2025-40939

MEDIUM CVSS: 4.6 Published: 2025-12-09 Modified: 2026-06-17

Description

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected device contains a USB port which allows unauthenticated connections. This could allow an attacker with physical access to the device to trigger reboot that could cause denial of service condition.

Affected Platforms

Siemens Simatic Cn 4100 FirmwareSiemens Simatic Cn 4100

Weakness Type

CWE-284

References