CVE-2021-40988 : Security Advisory and Response

Aruba ClearPass Policy Manager is affected by a remote directory traversal vulnerability in certain versions. Aruba has released patches to address this security issue.

Understanding CVE-2021-40988

A remote directory traversal vulnerability affecting Aruba ClearPass Policy Manager.

What is CVE-2021-40988?

This CVE involves a remote directory traversal vulnerability found in specific versions of Aruba ClearPass Policy Manager.

The Impact of CVE-2021-40988

Attackers can exploit this vulnerability to traverse directories remotely, potentially accessing sensitive information.

Technical Details of CVE-2021-40988

Aruba ClearPass Policy Manager versions are susceptible to the following:

Vulnerability Description

Remote directory traversal vulnerability identified in ClearPass Policy Manager versions.

Affected Systems and Versions

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

Exploitation Mechanism

Attackers can exploit the vulnerability to traverse directories remotely and potentially compromise the system.

Mitigation and Prevention

Steps to address and prevent the exploit:

Immediate Steps to Take

Apply the patches provided by Aruba for the affected versions.
Ensure access controls and permissions are correctly configured.

Long-Term Security Practices

Regularly update and patch software to mitigate future vulnerabilities.
Perform security assessments and audits to identify risks proactively.

Patching and Updates

Install the patches released by Aruba to secure the ClearPass Policy Manager system.