CVE-2020-13494 — MEDIUM (5.5)

Vulnerability Description

A heap overflow vulnerability exists in the Pixar OpenUSD 20.05 parsing of compressed string tokens in binary USD files. A specially crafted malformed file can trigger a heap overflow which can result in out of bounds memory access which could lead to information disclosure. This vulnerability could be used to bypass mitigations and aid further exploitation. To trigger this vulnerability, victim needs to access an attacker-provided malformed file.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Pixar	Openusd	20.05
Apple	Macos	-

Related Weaknesses (CWE)

CWE-122 CWE-787

References

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1103ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1103ExploitThird Party Advisory

FAQ

What is CVE-2020-13494?

CVE-2020-13494 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A heap overflow vulnerability exists in the Pixar OpenUSD 20.05 parsing of compressed string tokens in binary USD files. A specially crafted malformed file can trigger a heap overflow which can result...

How severe is CVE-2020-13494?

CVE-2020-13494 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-13494?

Check the references section above for vendor advisories and patch information. Affected products include: Pixar Openusd, Apple Macos.