Feed/CVE-2025-40939
CVE-2025-40939MEDIUMCVSS 4.6

CVE-2025-40939

Published Dec 9, 2025·Updated Jun 17, 2026

NVD 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.

CVSS Vector

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

References

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