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 22:55 UTC
CVE-2021-25674 — Siemens: SIMATIC S7-PLCSIM V5.4
Published: 2021-03-15 | Updated: 2024-08-03
N/A 0A vulnerability has been identified in SIMATIC S7-PLCSIM V5.4 (All versions). An attacker with local access to the system could cause a Denial-of-Service condition in the application when it is used to open a specially crafted file. As a consequence, a NULL pointer deference condition could cause the application to terminate unexpectedly and must be restarted to restore the service.
CVSS VECTOR: N/A
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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.