CVE-2022-43397

Name: CVE-2022-43397
Creator: NVD / NIST
Published: 2022-11-08T11:15:11.88+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.23%

Last modified Jun 17, 2026

CVE-2022-43397 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability has been identified in Parasolid V34.0 (All versions < V34.0.252), Parasolid V34.1 (All versions < V34.1.242), Parasolid V35.0 (All versions < V35.0.170), Simcenter Femap (All versions < V2023.1). The affected application contains an out of bounds write past the end of an allocated buffer while parsing specially crafted X_T files. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

A vulnerability has been identified in Parasolid V34.0 (All versions < V34.0.252), Parasolid V34.1 (All versions < V34.1.242), Parasolid V35.0 (All versions < V35.0.170), Simcenter Femap (All versions < V2023.1). The affected application contains an out of bounds write past the end of an allocated buffer while parsing specially crafted X_T files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-17854)

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.23%

13.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Siemens	Parasolid	>= 34.0, < 34.0.252
Siemens	Parasolid	>= 34.1, < 34.1.242
Siemens	Parasolid	>= 35.0, < 35.0.170

References

https://cert-portal.siemens.com/productcert/pdf/ssa-565356.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-853037.pdfMitigation, Patch, Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-565356.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-853037.pdfMitigation, Patch, Vendor Advisory

Timeline

Published: Nov 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-43397?

How severe is CVE-2022-43397?

CVE-2022-43397 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.

How do I fix CVE-2022-43397?

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-2022-43397?

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

Scan your code now

Source: NVD / NIST