CVE-2021-43581 Memory corruption in n/a
An out-of-bounds read in the PRC SDK allows attackers to execute arbitrary code via a crafted U3D file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-43581?
CVE-2021-43581 is a high-severity memory corruption vulnerability in n/a, published on 22 Nov 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
An Out-of-Bounds Read vulnerability exists when reading a U3D file using Open Design Alliance PRC SDK before 2022.11. The specific issue exists within the parsing of U3D files. Incorrect use of the LibJpeg source manager inside the U3D library, and crafted data in a U3D file, can trigger a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Weakness: CWE-125
Which versions are affected by CVE-2021-43581?
It affects 1 product.
Products include Opendesign Prc Sdk.
How do I fix CVE-2021-43581?
No fix has been published for CVE-2021-43581 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-2021-43581 being exploited?
There is no known exploitation of CVE-2021-43581 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-f8mh-c4m8-wxw7.