CVE-2021-46151: Siemens Simcenter Femap NEU File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
First published: Wed Feb 09 2022(Updated: )
A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions). Affected application contains an out of bounds write past the end of an allocated structure while parsing specially crafted NEU files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14754, ZDI-CAN-15082)
Credit: productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Siemens Simcenter Femap | =2020.2 | |
| Siemens Simcenter Femap | =2020.2-maintenance_pack1 | |
| Siemens Simcenter Femap | =2020.2-maintenance_pack2 | |
| Siemens Simcenter Femap | =2020.2-maintenance_pack3 | |
| Siemens Simcenter Femap | =2021.1 | |
| Siemens Simcenter Femap | =2021.1-maintenance_pack1 | |
| Siemens Simcenter Femap | =2021.1-maintenance_pack2 | |
| Siemens Simcenter Femap | =2021.1-maintenance_pack3 | |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-46151?
The severity of CVE-2021-46151 is high, with a CVSS score of 7.8.
How does CVE-2021-46151 affect Siemens Simcenter Femap?
CVE-2021-46151 affects Siemens Simcenter Femap versions 2020.2, 2020.2-maintenance_pack1, 2020.2-maintenance_pack2, 2020.2-maintenance_pack3, 2021.1, 2021.1-maintenance_pack1, 2021.1-maintenance_pack2, and 2021.1-maintenance_pack3.
Is user interaction required to exploit CVE-2021-46151?
Yes, user interaction is required to exploit CVE-2021-46151. The target must visit a malicious page or open a malicious file.
How can I fix CVE-2021-46151?
To fix CVE-2021-46151, it is recommended to apply the necessary security updates provided by Siemens for Simcenter Femap.
Where can I find more information about CVE-2021-46151?
More information about CVE-2021-46151 can be found in the following references: [Siemens ProductCERT Advisory](https://cert-portal.siemens.com/productcert/pdf/ssa-609880.pdf), [ZDI-22-291](https://www.zerodayinitiative.com/advisories/ZDI-22-291/), [ZDI-22-292](https://www.zerodayinitiative.com/advisories/ZDI-22-292/).
- collector/nvd-index
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/references
- agent/last-modified-date
- agent/weakness
- agent/author
- agent/title
- agent/description
- agent/first-publish-date
- agent/softwarecombine
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-22-291
- alias/ZDI-CAN-15082
- alias/CVE-2021-46151
- agent/software-canonical-lookup
- alias/ZDI-22-292
- alias/ZDI-CAN-14754
- agent/tags
- agent/event
- agent/trending
- vendor/siemens
- canonical/siemens simcenter femap
- version/siemens simcenter femap/2020.2
- version/siemens simcenter femap/2020.2-maintenance_pack1
- version/siemens simcenter femap/2020.2-maintenance_pack2
- version/siemens simcenter femap/2020.2-maintenance_pack3
- version/siemens simcenter femap/2021.1
- version/siemens simcenter femap/2021.1-maintenance_pack1
- version/siemens simcenter femap/2021.1-maintenance_pack2
- version/siemens simcenter femap/2021.1-maintenance_pack3