CVE-2021-37198

Name: CVE-2021-37198
Creator: NVD / NIST
Published: 2022-01-11T12:15:09.983+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2021-37198 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.36%

28.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Siemens	Comos	<= 10.2
Siemens	Comos	>= 10.3, < 10.3.3.3
Siemens	Comos	10.4

References

https://cert-portal.siemens.com/productcert/pdf/ssa-995338.pdfPatch, Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-995338.pdfPatch, Vendor Advisory

Timeline

Published: Jan 11, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-37198?

How severe is CVE-2021-37198?

CVE-2021-37198 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2021-37198?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-37198?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST