CVE-2020-6147 : Vulnerability Insights and Analysis

A heap overflow vulnerability in Pixar OpenUSD 20.05 poses a significant risk due to parsing issues in compressed sections of binary USD files.

Understanding CVE-2020-6147

This CVE involves a heap overflow vulnerability in Pixar OpenUSD 20.05, impacting the FIELDS section decompression in USDC file format.

What is CVE-2020-6147?

The vulnerability arises when the software processes compressed sections within binary USD files, leading to a heap overflow in the USDC file format's FIELDS section.

The Impact of CVE-2020-6147

The vulnerability has a CVSS base score of 8.8, indicating a high severity level with significant impacts on confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2020-6147

Pixar OpenUSD 20.05 is affected by this vulnerability, impacting systems running Apple macOS Catalina 10.15.3.

Vulnerability Description

The heap overflow vulnerability occurs during the parsing of compressed sections in binary USD files, specifically affecting the FIELDS section decompression in the USDC file format.

Affected Systems and Versions

Product: Pixar
Versions: Pixar OpenUSD 20.05, Apple macOS Catalina 10.15.3

Exploitation Mechanism

The vulnerability can be exploited remotely with no privileges required, making it a critical security concern.

Mitigation and Prevention

Immediate Steps to Take:

Apply vendor patches promptly
Monitor security advisories for updates

Long-Term Security Practices:

Implement network segmentation
Conduct regular security assessments

Patching and Updates:

Install the latest security updates and patches provided by the vendor.