CVE-2021-40997 : Vulnerability Insights and Analysis

Aruba ClearPass Policy Manager has been found to have a remote authentication bypass vulnerability.

Understanding CVE-2021-40997

Aruba ClearPass Policy Manager is impacted by a significant security flaw affecting multiple versions.

What is CVE-2021-40997?

This CVE identifies a remote authentication bypass vulnerability in Aruba ClearPass Policy Manager versions 6.10.x prior to 6.10.2, 6.9.x prior to 6.9.7-HF1, and 6.8.x prior to 6.8.9-HF1.

The Impact of CVE-2021-40997

The vulnerability allows for remote authentication bypass, potentially leading to unauthorized access and security breaches.

Technical Details of CVE-2021-40997

Aruba ClearPass Policy Manager's vulnerability is described in detail below.

Vulnerability Description

The flaw enables remote attackers to bypass authentication in affected versions of ClearPass Policy Manager.

Affected Systems and Versions

Aruba ClearPass Policy Manager 6.10.x before 6.10.2
Aruba ClearPass Policy Manager 6.9.x before 6.9.7-HF1
Aruba ClearPass Policy Manager 6.8.x before 6.8.9-HF1

Exploitation Mechanism

Attackers can exploit this vulnerability remotely to bypass authentication and gain unauthorized access.

Mitigation and Prevention

Steps to address and prevent the CVE-2021-40997 vulnerability.

Immediate Steps to Take

Apply the patches released by Aruba for ClearPass Policy Manager.
Monitor network activity for any unauthorized access.

Long-Term Security Practices

Regularly update and patch ClearPass Policy Manager to mitigate security risks.
Implement network segmentation to limit the impact of potential breaches.

Patching and Updates

Ensure timely installation of security updates and patches provided by Aruba to address this vulnerability.