CVE-2022-35241 Explained : Impact and Mitigation

A detailed overview of the NGINX Instance Manager vulnerability CVE-2022-35241, its impact, technical details, and mitigation steps.

Understanding CVE-2022-35241

This section covers the essential information about the CVE-2022-35241 vulnerability in NGINX Instance Manager.

What is CVE-2022-35241?

The vulnerability exists in versions 2.x before 2.3.1 and all versions of 1.x of NGINX Instance Manager. It can lead to an increase in disk resource utilization when certain undisclosed requests are made.

The Impact of CVE-2022-35241

With a CVSS base score of 6.5, this vulnerability has a medium severity level. It can allow attackers to cause a high impact on the availability of affected systems, although it does not impact confidentiality or integrity.

Technical Details of CVE-2022-35241

Explore the technical aspects of the CVE-2022-35241 vulnerability in NGINX Instance Manager.

Vulnerability Description

The vulnerability involves uncontrolled resource consumption in NGINX Instance Manager versions, leading to a significant increase in disk resource usage.

Affected Systems and Versions

NGINX Instance Manager versions 2.x (before 2.3.1) and 1.x (all versions) are affected by this vulnerability.

Exploitation Mechanism

Undisclosed requests in NGINX Instance Manager trigger the vulnerability, causing a spike in disk resource utilization.

Mitigation and Prevention

Discover the steps to mitigate the CVE-2022-35241 vulnerability in NGINX Instance Manager.

Immediate Steps to Take

Users should update NGINX Instance Manager to version 2.3.1 or newer to address the vulnerability promptly.

Long-Term Security Practices

Regularly monitor for security updates and patches for NGINX Instance Manager to prevent future vulnerabilities.

Patching and Updates

Stay informed about software versions' end of technical support (EoTS) to ensure that vulnerable versions are not in use.