CVE-2021-37176

Name: CVE-2021-37176
Creator: NVD / NIST
Published: 2021-09-14T11:15:25.457+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.3/10EPSS 0.77%

Last modified Jun 17, 2026

CVE-2021-37176 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions). The femap.exe application lacks proper validation of user-supplied data when parsing modfem files. EPSS estimates a 0.77% chance of exploitation in the next 30 days.

Description

A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions). The femap.exe application lacks proper validation of user-supplied data when parsing modfem files. This could result in an out of bounds read past the end of an allocated buffer. An attacker could leverage this vulnerability to leak information in the context of the current process. (ZDI-CAN-14260)

Metrics

CVSS 3.1

3.3/10

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

EPSS Probability

0.77%

50.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Siemens	Simcenter Femap	2020.2
Siemens	Simcenter Femap	2021.1

References

https://cert-portal.siemens.com/productcert/pdf/ssa-997732.pdfPatch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-1073/Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-997732.pdfPatch, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-1073/Third Party Advisory, VDB Entry

Timeline

Published: Sep 14, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-37176?

How severe is CVE-2021-37176?

CVE-2021-37176 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 0.77% probability of exploitation in the next 30 days.

How do I fix CVE-2021-37176?

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-2021-37176?

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

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Source: NVD / NIST