CVE-2022-25946 Explained : Impact and Mitigation

This article provides detailed information about CVE-2022-25946, a vulnerability affecting F5's BIG-IP products.

Understanding CVE-2022-25946

CVE-2022-25946 is a vulnerability that impacts various versions of F5's BIG-IP Advanced WAF, APM, ASM, and Guided Configuration (GC) products.

What is CVE-2022-25946?

The vulnerability allows an authenticated attacker with Administrator role privilege to bypass Appliance mode restrictions due to a missing integrity check in F5 BIG-IP Guided Configuration.

The Impact of CVE-2022-25946

The vulnerability has a CVSS base score of 8.7 (High severity) with high confidentiality and integrity impact. Attack complexity is low, and privileges required are high.

Technical Details of CVE-2022-25946

The affected products and versions include BIG-IP Advanced WAF, APM, ASM (16.1.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, 11.6.x) and BIG-IP Guided Configuration (GC) versions less than 9.0.

Vulnerability Description

The issue arises due to improper validation of integrity check values in the affected F5 products.

Affected Systems and Versions

F5 products including BIG-IP Advanced WAF, ASM, and Guided Configuration are impacted.

Exploitation Mechanism

An authenticated attacker with Administrator role privilege can exploit the vulnerability by bypassing Appliance mode restrictions.

Mitigation and Prevention

To address CVE-2022-25946, immediate steps should be taken, and long-term security practices must be implemented.

Immediate Steps to Take

Update affected F5 products to the latest patched versions and review security configurations.

Long-Term Security Practices

Regularly monitor for security advisories, conduct security training, and follow best practices for secure configuration.

Patching and Updates

Apply vendor-issued patches promptly to mitigate the vulnerability.