CVE-2021-25665 Memory corruption in Simcenter STAR-CCM+ Viewer
An attacker can execute arbitrary code by tricking a user into opening a malicious scene file in Simcenter STAR-CCM+ Viewer.
- 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-2021-25665?
CVE-2021-25665 is a high-severity memory corruption vulnerability in Siemens Simcenter STAR-CCM+ Viewer, published on 14 Sep 2021. 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 STAR-CCM+ Viewer (All versions < V2021.2.1). The starview+.exe application lacks proper validation of user-supplied data when parsing scene files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13700)
Weakness: CWE-787
Which versions are affected by CVE-2021-25665?
It affects 1 product.
Products include Siemens Simcenter Star-Ccm\+.
How do I fix CVE-2021-25665?
No fix has been published for CVE-2021-25665 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-2021-25665 being exploited?
There is no known exploitation of CVE-2021-25665 in the wild and no public exploit code.
Sources
Also known as GHSA-gq57-694q-x523.