CVE-2021-46153

A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap...

7.8 High

A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions). Affected application contains a memory corruption vulnerability while parsing NEU files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14645, ZDI-CAN-15305, ZDI-CAN-15589, ZDI-CAN-15599)

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.56%Up 0.5 points since Feb 10, 2022

What each source reports

NVD Score used 7.8

Record: CVE-2021-46153
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness: CWE-119, CWE-787
Updated: 2026-11-02

CVE List No score

Record: CVE-2021-46153
Weakness: CWE-119
Updated: 2026-11-02

EUVDEUVD-2021-32853 No score

Record: EUVD-2021-32853
Updated: 2026-11-03

GitHub AdvisoriesGHSA-vr8w-w2cj-h372 7.8

A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap...

Record: GHSA-vr8w-w2cj-h372
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-119, CWE-787
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-46153 is a high vulnerability (CVSS 7.8) in Siemens Simcenter Femap V2020.2, published February 9, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.56%, the 75th percentile. No source names a fixed version.