CVE-2021-37198

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-01-11 · updated 2026-06-17
Weakness: CWE-352

Description

A vulnerability has been identified in COMOS V10.2 (All versions only if web components are used), COMOS V10.3 (All versions < V10.3.3.3 only if web components are used), COMOS V10.4 (All versions < V10.4.1 only if web components are used). The COMOS Web component of COMOS uses a flawed implementation of CSRF prevention. An attacker could exploit this vulnerability to perform cross-site request forgery attacks.

Affected products

Siemens COMOS: through 10.2; from 10.3 before 10.3.3.3; 10.4 — fixed in 10.3.3.3

How to fix

Upgrade to a fixed version: Siemens COMOS 10.3.3.3. Check the vendor advisory for mitigations.

References

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