Buffer overflow in Apple macOS
CVE-2020-13524
An out-of-bounds memory corruption vulnerability exists in the way Pixar OpenUSD 20.05 uses SPECS data from binary USD files. A specially crafted malformed file can trigger an out-of-bounds memory access and modification which results in memory corruption. To trigger this vulnerability, the victim needs to access an attacker-provided malformed file.
Vulnerability class: Buffer Overflow
EPSS: 0.008 (53.4th percentile) — read the EPSS interpretation.
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:N/I:N/A:H.
Affected products
- Apple Macos
- Apple Mac_os_x — versions 10.14.6, 10.15.7
- Pixar Openusd — versions 20.05
- N/a Pixar — versions Pixar OpenUSD 20.05 , Apple macOS Catalina 10.15.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)
- talos-cna@cisco.com (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- talos-cna@cisco.com (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- talos-cna@cisco.com (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-13524?
- CVE-2020-13524 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 2020-12-03.
- How severe is CVE-2020-13524?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2020-13524 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.