CVE-2021-27399: Siemens Simcenter Femap modfem File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
First published: Tue Jun 08 2021(Updated: )
A vulnerability has been identified in Simcenter Femap 2020.2 (All versions < V2020.2.MP3), Simcenter Femap 2021.1 (All versions < V2021.1.MP3). The femap.exe application lacks proper validation of user-supplied data when parsing FEMAP files. This could result in an out of bounds write past the end of an allocated structure, a different vulnerability than CVE-2021-27387. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-12820)
Credit: productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Siemens Simcenter Femap | <2020.2 | |
| Siemens Simcenter Femap | =2020.2 | |
| Siemens Simcenter Femap | =2020.2-maintenance_pack1 | |
| Siemens Simcenter Femap | =2020.2-maintenance_pack2 | |
| Siemens Simcenter Femap | =2021.1 | |
| Siemens Simcenter Femap | =2021.1-maintenance_pack1 | |
| Siemens Simcenter Femap | =2021.1-maintenance_pack2 | |
| Siemens Simcenter Femap | ||
| Siemens Simcenter Femap 2020.2, all versions prior to v2020.2.MP3 | ||
| Siemens Simcenter Femap 2021.1, all versions prior to v2021.1.MP3 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-27399?
CVE-2021-27399 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Siemens Simcenter Femap.
How can the CVE-2021-27399 vulnerability be exploited?
The CVE-2021-27399 vulnerability can be exploited by visiting a malicious page or opening a malicious file.
Which software is affected by CVE-2021-27399?
Simcenter Femap versions 2020.2, 2020.2-maintenance_pack1, 2020.2-maintenance_pack2, 2021.1, 2021.1-maintenance_pack1, and 2021.1-maintenance_pack2 are affected by CVE-2021-27399.
What is the severity of CVE-2021-27399?
CVE-2021-27399 has a severity rating of 7.8 (high).
How can I fix the CVE-2021-27399 vulnerability?
To fix the CVE-2021-27399 vulnerability, it is recommended to update to the latest version of Siemens Simcenter Femap.
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- 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/2021.1
- version/siemens simcenter femap/2021.1-maintenance_pack1
- version/siemens simcenter femap/2021.1-maintenance_pack2
- canonical/siemens simcenter femap 2020.2, all versions prior to v2020.2.mp3
- canonical/siemens simcenter femap 2021.1, all versions prior to v2021.1.mp3