TI-2022-21193 Aliases CVE-2022-43397 GHSA-fvjh-rh68-qmhg

Out-of-bounds write in Siemens Parasolid V34.0

LOW 36CWE-787Published 2022-11-08 · Updated 2025-04-21

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

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)

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00254 17th percentileScored 2026-11-07

Fix Fixed Parasolid V34.0 (Siemens): V34.0.252Parasolid V34.1 (Siemens): V34.1.242+2 more products

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Siemens	Parasolid V34.0	before V34.0.252	V34.0.252	Patch available	CNA
Siemens	Parasolid V34.1	before V34.1.242	V34.1.242	Patch available	CNA
Siemens	Parasolid V35.0	before V35.0.170	V35.0.170	Patch available	CNA
Siemens	Simcenter Femap	before V2023.1	V2023.1	Patch available	CNA

Parasolid V34.0 VendorSiemens Affected before V34.0.252 Fixed in V34.0.252 Patch available CNA
Parasolid V34.1 VendorSiemens Affected before V34.1.242 Fixed in V34.1.242 Patch available CNA
Parasolid V35.0 VendorSiemens Affected before V35.0.170 Fixed in V35.0.170 Patch available CNA
Simcenter Femap VendorSiemens Affected before V2023.1 Fixed in V2023.1 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:siemens:parasolid::::::::	34.0 to before 34.0.252; 34.1 to before 34.1.242; 35.0 to before 35.0.170	Vulnerable	Siemens

cpe:2.3:a:siemens:parasolid:*:*:*:*:*:*:*:* Versions 34.0 to before 34.0.252; 34.1 to before 34.1.242; 35.0 to before 35.0.170 Vulnerable ·Siemens

Remediation

Fix · CNA Parasolid V34.0 (Siemens) Fixed in V34.0.252
Fix · CNA Parasolid V34.1 (Siemens) Fixed in V34.1.242
Fix · CNA Parasolid V35.0 (Siemens) Fixed in V35.0.170
Fix · CNA Simcenter Femap (Siemens) Fixed in V2023.1

Timeline

2026-10-02 Threatist record created from CVE-2022-43397
2026-10-03 Alias added: GHSA-fvjh-rh68-qmhg

References

Patch 1

https://cert-portal.siemens.com/productcert/pdf/ssa-853037.pdf

Other 1

https://cert-portal.siemens.com/productcert/pdf/ssa-565356.pdf

TI-2022-22893 Out-of-bounds read in Siemens Parasolid V33.1 CVSS 3.1HIGH 7.8
TI-2022-22891 Out-of-bounds write in Siemens Parasolid V33.1 CVSS 3.1HIGH 7.8
TI-2024-21079 Out-of-bounds write in Siemens Parasolid V35.1 CVSS 3.1HIGH 7.8
TI-2023-24404 Stack-based buffer overflow in Siemens Parasolid V35.0 CVSS 3.1HIGH 7.8
TI-2023-21659 Out-of-bounds write in Siemens Parasolid V34.1 CVSS 3.1HIGH 7.8
TI-2022-22892 Out-of-bounds write in Siemens Parasolid V33.1 CVSS 3.1HIGH 7.8

See all 51 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences