Vulnerable Assets Library

A searchable database of maritime OT equipment with known vulnerabilities — covering navigation systems, engine automation, power management, and vessel control CBS from major marine vendors. Search by vendor, product family, or CVE ID to check whether equipment on your vessel has documented vulnerabilities requiring attention or patch management action.

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Audit Level: Tactical

Records optimised: 30.06.2026 17:00 UTC

CVE-2025-40941 — Siemens: SIMATIC CN 4100

Published: 2025-12-09 | Updated: 2025-12-09

MEDIUM 4.3

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected devices exposes server information in its responses. This could allow an attacker with network access to gain useful information, increasing the likelihood of targeted attacks.

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

NVD Record ↗ | Vendor Advisory / Fix ↗

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Disclaimer & Methodology

The Marine OT Vulnerable Assets Library is a curated repository of security advisories identified through automated heuristic filtering. Users should verify hardware revisions with manufacturers before patching.