CVE-2022-42268 : Security Advisory and Response

A critical vulnerability, CVE-2022-42268, has been identified in NVIDIA's Omniverse Kit, affecting various reference applications. This CVE poses a significant risk of code execution, denial of service, information disclosure, and data tampering for users of vulnerable NVIDIA software. Here's a detailed overview of the CVE.

Understanding CVE-2022-42268

CVE-2022-42268 is a vulnerability found in several NVIDIA applications within the Omniverse Kit, allowing for the execution of malicious Python code embedded in Universal Scene Description (USD) files. This flaw can be exploited by remote attackers to compromise user systems and carry out a range of malicious activities.

What is CVE-2022-42268?

The vulnerability in Omniverse Kit's reference applications like Create, Audio2Face, Isaac Sim, View, Code, and Machinima enables the insertion of executable Python code in USD files. When a user opens a USD file containing such code, it runs with the user's privileges, potentially leading to severe security breaches including information leaks, data manipulation, and service interruptions.

The Impact of CVE-2022-42268

The impacts of CVE-2022-42268 include code execution, denial of service (DoS) attacks, information disclosure, and data tampering. These consequences can have far-reaching implications for both individual users and organizations leveraging the affected NVIDIA products.

Technical Details of CVE-2022-42268

The vulnerability is rated with a CVSSv3.1 base score of 7.8, indicating a high severity issue. The attack complexity is low, requiring no privileges, and user interaction is necessary for successful exploit. The vulnerability affects all versions of the specified NVIDIA applications released before certain updates.

Vulnerability Description

Omniverse Kit allows for Python code embedding in USD files, which upon execution can lead to unauthorized access, data breaches, and service disruptions when interacted with by unsuspecting users.

Affected Systems and Versions

The vulnerability impacts various NVIDIA applications including Omniverse Audio2Face, Create, Isaac Sim, Machinima, Code, and View versions released prior to specific updates.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious USD files containing Python code and trick users into opening the compromised files. Once executed, the embedded code gains the same level of access as the user, allowing for the execution of unauthorized actions.

Mitigation and Prevention

Protecting against CVE-2022-42268 requires immediate action from users and organizations utilizing vulnerable NVIDIA software.

Immediate Steps to Take

Users should update their affected applications to the latest patched versions to prevent exploitation and enhance system security.

Long-Term Security Practices

Employing strict file validation processes, limiting access to sensitive systems, and monitoring for suspicious activity can help mitigate risks associated with vulnerabilities like CVE-2022-42268.

Patching and Updates

Regularly checking for security patches and updates from NVIDIA is crucial to safeguard systems from known vulnerabilities and stay ahead of potential threats.