Buffer overflow in Pixar Openusd
CVE-2020-6155
A heap overflow vulnerability exists in the Pixar OpenUSD 20.05 while parsing compressed value rep arrays in binary USD files. A specially crafted malformed file can trigger a heap overflow, which can result in remote code execution. To trigger this vulnerability, the victim needs to access an attacker-provided malformed file.
Vulnerability class: Buffer Overflow
EPSS: 0.026 (83.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Pixar Openusd — versions 20.05
- N/a Pixar — versions Pixar OpenUSD 20.05, Apple macOS Catalina 10.15.3
Weakness classification (CWE)
References
- talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-6155?
- CVE-2020-6155 is a high-severity vulnerability in Pixar Openusd, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2020-11-13.
- How severe is CVE-2020-6155?
- High severity. CVSS v3 base score is 7.8 out of 10.