CVE-2021-27387: 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-2021-27399. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-12819)
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-2021-27387?
CVE-2021-27387 is a vulnerability in Siemens Simcenter Femap that allows remote attackers to execute arbitrary code on affected installations.
How does CVE-2021-27387 work?
CVE-2021-27387 is exploited when a user visits a malicious page or opens a malicious file, allowing remote attackers to execute arbitrary code.
What is the severity of CVE-2021-27387?
CVE-2021-27387 has a severity score of 7.8 (High).
Which versions of Siemens Simcenter Femap are affected by CVE-2021-27387?
CVE-2021-27387 affects Siemens Simcenter Femap version 2020.2 and 2021.1, including maintenance packs 1 and 2.
How can I fix CVE-2021-27387?
To fix CVE-2021-27387, users should 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