CVE-2022-36926 Explained : Impact and Mitigation

A local privilege escalation vulnerability has been discovered in Zoom Rooms for macOS clients before version 5.11.3, potentially allowing a low-privileged user to escalate their privileges to root.

Understanding CVE-2022-36926

This CVE identifies a security issue in Zoom Rooms for macOS clients that can lead to a local privilege escalation.

What is CVE-2022-36926?

The CVE-2022-36926 vulnerability affects Zoom Rooms for macOS clients prior to version 5.11.3, enabling a local low-privileged user to elevate their privileges to root.

The Impact of CVE-2022-36926

This vulnerability poses a high risk as it allows unauthorized individuals to gain escalated access privileges on affected systems.

Technical Details of CVE-2022-36926

Zoom Rooms for macOS clients before version 5.11.3 are susceptible to this local privilege escalation vulnerability. Here are the technical details:

Vulnerability Description

The issue stems from improper neutralization of special elements used in an OS command, providing an opportunity for unauthorized privilege escalation.

Affected Systems and Versions

Vendor: Zoom Video Communications Inc Affected Product: Zoom Rooms for macOS Vulnerable Versions: Unspecified versions prior to 5.11.3

Exploitation Mechanism

A local low-privileged user can exploit this vulnerability to raise their privileges to root, potentially resulting in unauthorized control over affected systems.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-36926, follow these security practices:

Immediate Steps to Take

Update Zoom Rooms for macOS clients to version 5.11.3 or later to remediate this vulnerability.
Limit user privileges to reduce the impact of potential privilege escalation attacks.

Long-Term Security Practices

Regularly monitor and audit user privileges on macOS systems to detect and prevent unauthorized privilege escalation attempts.
Educate users on recognizing and reporting suspicious activities that could indicate an ongoing privilege escalation attack.

Patching and Updates

Stay informed about security updates provided by Zoom Video Communications Inc and promptly apply patches to address known vulnerabilities.