CVE-2020-13520 Memory corruption in Pixar
An attacker can achieve remote code execution by tricking a user into opening a malformed binary USD file in Pixar OpenUSD.
- 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-2020-13520?
CVE-2020-13520 is a high-severity memory corruption vulnerability in Apple Macos, published on 11 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 out of bounds memory corruption vulnerability exists in the way Pixar OpenUSD 20.05 reconstructs paths from binary USD files. A specially crafted malformed file can trigger an out of bounds memory modification which can result in remote code execution. To trigger this vulnerability, victim needs to access an attacker-provided malformed file.
Which versions are affected by CVE-2020-13520?
It affects 2 products.
Products include Apple Macos, Pixar Openusd.
How do I fix CVE-2020-13520?
No fix has been published for CVE-2020-13520 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-2020-13520 being exploited?
There is no known exploitation of CVE-2020-13520 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-q84j-ghmc-vjvj.