Type confusion in Siemens Simcenter Femap V2020.2
Priority LOW 37CWE-843Published · Updated
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
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-843 and the CVSS impact.
Summary
A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions). Affected application contains a type confusion vulnerability while parsing NEU files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14643, ZDI-CAN-14644, ZDI-CAN-14755, ZDI-CAN-15183)
Why it matters now
EPSS 0.01596 75th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Siemens | Simcenter Femap V2020.2 | All versions | — | No fix listed | CNA |
| Siemens | Simcenter Femap V2021.1 | All versions | — | No fix listed | CNA |
- Simcenter Femap V2020.2 VendorSiemens Affected All versions Fixed in — No fix listed CNA
- Simcenter Femap V2021.1 VendorSiemens Affected All versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:siemens:simcenter_femap:2020.2:-:*:*:*:*:*:* | 2020.2 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:simcenter_femap:2020.2:maintenance_pack1:*:*:*:*:*:* | 2020.2 maintenance_pack1 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:simcenter_femap:2020.2:maintenance_pack2:*:*:*:*:*:* | 2020.2 maintenance_pack2 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:simcenter_femap:2020.2:maintenance_pack3:*:*:*:*:*:* | 2020.2 maintenance_pack3 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:simcenter_femap:2021.1:-:*:*:*:*:*:* | 2021.1 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:simcenter_femap:2021.1:maintenance_pack1:*:*:*:*:*:* | 2021.1 maintenance_pack1 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:simcenter_femap:2021.1:maintenance_pack2:*:*:*:*:*:* | 2021.1 maintenance_pack2 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:simcenter_femap:2021.1:maintenance_pack3:*:*:*:*:*:* | 2021.1 maintenance_pack3 | Vulnerable | Siemens |
- cpe:2.3:a:siemens:simcenter_femap:2020.2:-:*:*:*:*:*:* Versions 2020.2 Vulnerable ·Siemens
- cpe:2.3:a:siemens:simcenter_femap:2020.2:maintenance_pack1:*:*:*:*:*:* Versions 2020.2 maintenance_pack1 Vulnerable ·Siemens
- cpe:2.3:a:siemens:simcenter_femap:2020.2:maintenance_pack2:*:*:*:*:*:* Versions 2020.2 maintenance_pack2 Vulnerable ·Siemens
- cpe:2.3:a:siemens:simcenter_femap:2020.2:maintenance_pack3:*:*:*:*:*:* Versions 2020.2 maintenance_pack3 Vulnerable ·Siemens
- cpe:2.3:a:siemens:simcenter_femap:2021.1:-:*:*:*:*:*:* Versions 2021.1 Vulnerable ·Siemens
- cpe:2.3:a:siemens:simcenter_femap:2021.1:maintenance_pack1:*:*:*:*:*:* Versions 2021.1 maintenance_pack1 Vulnerable ·Siemens
- cpe:2.3:a:siemens:simcenter_femap:2021.1:maintenance_pack2:*:*:*:*:*:* Versions 2021.1 maintenance_pack2 Vulnerable ·Siemens
- cpe:2.3:a:siemens:simcenter_femap:2021.1:maintenance_pack3:*:*:*:*:*:* Versions 2021.1 maintenance_pack3 Vulnerable ·Siemens
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-46152
- 2026-10-03 Alias added: GHSA-mqr8-97cv-5wh9
References
More Siemens Simcenter Femap vulnerabilities
- TI-2022-11305 Out-of-bounds read in Siemens Simcenter Femap CVSS 3.1HIGH 8.8
- TI-2021-21091 Stack-based buffer overflow in Siemens Simcenter Femap V2020.2 CVSS 3.1HIGH 7.8
- TI-2021-21088 Stack-based buffer overflow in Siemens Simcenter Femap V2020.2 CVSS 3.1HIGH 7.8
- TI-2021-21087 Stack-based buffer overflow in Siemens Simcenter Femap V2020.2 CVSS 3.1HIGH 7.8
- TI-2021-21451 Stack-based buffer overflow in Siemens Simcenter Femap CVSS 3.1HIGH 7.8
- TI-2021-21095 Out-of-bounds write in Siemens Simcenter Femap CVSS 3.1HIGH 7.8
Sources
- CVE-2021-46152 · CVE Program
- CVE-2021-46152 · NVD
- FIRST EPSS
- GHSA-mqr8-97cv-5wh9 · GitHub Advisory Database · CC BY 4.0
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