PT-2020-18968 · Pixar · Pixar Openusd

Published 2020-11-13 · Updated 2022-05-13 · CVE-2020-6155

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 heap overflow issue exists when parsing compressed value rep arrays in 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 compressed value rep arrays in binary USD files until a patch is available. As a temporary workaround, restrict access to files from untrusted sources to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Heap Based Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-122

CWE-787

Related Identifiers

CVE-2020-6155

Affected Products

Pixar Openusd

References · 7

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2020-1101 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-6155 · Security Note
• https://osv.dev/vulnerability/CVE-2020-6155 · Vendor Advisory
• https://t.me/cybersecuritytechnologies/2110 · Telegram Post
• https://t.me/cibsecurity/16302 · Telegram Post
• https://t.me/cvenotify/30216 · Telegram Post
• https://t.me/cvenotify/5947 · Telegram Post