CVE-2020-13496 Memory corruption in Pixar
A crafted file triggers out-of-bounds memory access in Pixar OpenUSD, potentially enabling code execution or bypassing security mitigations.
- 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-2020-13496?
CVE-2020-13496 is a medium-severity memory corruption vulnerability in Pixar, published on 2 Dec 2020. 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 exploitable vulnerability exists in the way Pixar OpenUSD 20.05 handles parses certain encoded types. A specially crafted malformed file can trigger an arbitrary out of bounds memory access in TfToken Type Index. This vulnerability could be used to bypass mitigations and aid further exploitation. To trigger this vulnerability, the victim needs to access an attacker-provided malformed file.
Which versions are affected by CVE-2020-13496?
It affects 1 product.
Products include Pixar Openusd.
How do I fix CVE-2020-13496?
No fix has been published for CVE-2020-13496 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-2020-13496 being exploited?
There is no known exploitation of CVE-2020-13496 in the wild and no public exploit code.
Other vulnerabilities in Pixar
Sources
Also known as GHSA-65gp-vp7v-4x4h.