Buffer overflow in Apple macOS
CVE-2020-13495
An exploitable vulnerability exists in the way Pixar OpenUSD 20.05 handles file offsets in binary USD files. A specially crafted malformed file can trigger an arbitrary out-of-bounds memory access that could lead to the disclosure of sensitive information. This vulnerability could be used to bypass mitigations and aid additional exploitation. To trigger this vulnerability, the victim needs to access an attacker-provided file.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.007 (51.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000
Affected products
- Apple macOS — versions Catalina 10.15.3
- Apple Mac OS X — versions 10.15.3
- Pixar Openusd — versions 20.05
Weakness classification (CWE)
References
- talosintelligence.com/vulnerability_reports/TALOS-2020-1104 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-13495?
- CVE-2020-13495 is a medium-severity vulnerability in Apple macOS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2022-04-18.
- How severe is CVE-2020-13495?
- Medium severity. CVSS v3 base score is 5.5 out of 10.