CVE-2021-32936 Memory corruption in Drawings SDK
An out-of-bounds write in the Drawings SDK allows attackers to execute code or cause denial of service via malicious DXF 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-2021-32936?
CVE-2021-32936 is a high-severity memory corruption vulnerability in Siemens Jt2go, published on 17 Jun 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
An out-of-bounds write issue exists in the DXF file-recovering procedure in the Drawings SDK (All versions prior to 2022.4) resulting from the lack of proper validation of user-supplied data. This can result in a write past the end of an allocated buffer and allow attackers to cause a denial-of-service condition or execute code in the context of the current process.
Weakness: CWE-787
Which versions are affected by CVE-2021-32936?
It affects 4 products.
Products include Opendesign Drawings Sdk, Siemens Comos, Siemens Jt2go, Siemens Teamcenter Visualization.
How do I fix CVE-2021-32936?
No fix has been published for CVE-2021-32936 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-2021-32936 being exploited?
There is no known exploitation of CVE-2021-32936 in the wild and no public exploit code.
Other vulnerabilities in Siemens Jt2go
Sources
Also known as GHSA-qpw7-9frf-qxmc.