Vulnerability Database

314,452

Total vulnerabilities in the database

CVE-2025-40938

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected device stores sensitive information in the firmware. This could allow an attacker to access and misuse this information, potentially impacting the device’s confidentiality, integrity, and availability.

  • Published: Dec 9, 2025
  • Updated: Dec 10, 2025
  • CVE: CVE-2025-40938
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.1
  • AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CWEs:

Software From Fixed in
siemens / simatic_cn_4100_firmware - 4.0.1