PT-2020-13597 · Pixar+1 · Pixar Openusd+1

Aleksandar Nikolic · Published 2020-12-11 · Updated 2022-06-07 · CVE-2020-13520

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Pixar OpenUSD version 20.05

Description A memory corruption issue exists due to the way Pixar OpenUSD reconstructs paths from binary USD files. This can be triggered by a specially crafted malformed file, potentially leading to remote code execution. The victim must access an attacker-provided malformed file to trigger this issue.

Recommendations For Pixar OpenUSD version 20.05, consider avoiding the use of binary USD files from untrusted sources until a patch is available. As a temporary workaround, restrict access to files that could potentially trigger this issue to minimize the risk of exploitation.

Exploit

Fix

RCE

Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-119

CWE-787

Related Identifiers

CVE-2020-13520

Affected Products

Apple Macos

Pixar Openusd

References · 7

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2020-1120 · Exploit
• https://osv.dev/vulnerability/CVE-2020-13520 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-13520 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13520 · Note
• https://support.apple.com/en-us/HT212011 · Note
• https://support.apple.com/en-us/103052 · Note
• https://support.apple.com/kb/HT212011 · Note