CVE-2021-37179

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-08-10 · updated 2026-06-17
Weakness: CWE-416

Description

A vulnerability has been identified in Solid Edge SE2021 (All Versions < SE2021MP7). The PSKERNEL.dll library in affected application lacks proper validation while parsing user-supplied OBJ files that could lead to a use-after-free condition. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13777)

Affected products

Siemens Solid Edge Se2021 Firmware: before se2021mp7 — fixed in se2021mp7

How to fix

Upgrade to a fixed version: Siemens Solid Edge Se2021 Firmware se2021mp7. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-818688.pdf
https://www.zerodayinitiative.com/advisories/ZDI-21-1114/
https://cert-portal.siemens.com/productcert/pdf/ssa-818688.pdf
https://www.zerodayinitiative.com/advisories/ZDI-21-1114/

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