CVE-2021-46155 Memory corruption in Simcenter Femap V2020.2
A stack-based buffer overflow in Simcenter Femap allows attackers to execute arbitrary code via malicious NEU files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-46155?
CVE-2021-46155 is a high-severity memory corruption vulnerability in Siemens Simcenter Femap, published on 9 Feb 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions). Affected application contains a stack based buffer overflow vulnerability while parsing NEU files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14683, ZDI-CAN-15283, ZDI-CAN-15303, ZDI-CAN-15593)
Which versions are affected by CVE-2021-46155?
It affects 1 product.
Products include Siemens Simcenter Femap.
How do I fix CVE-2021-46155?
No fix has been published for CVE-2021-46155 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-46155 being exploited?
There is no known exploitation of CVE-2021-46155 in the wild and no public exploit code.
Other vulnerabilities in Siemens Simcenter Femap
Sources
Also known as GHSA-v79c-gqxq-ghpv.