CVE-2021-29138 : Security Advisory and Response

A remote disclosure of privileged information vulnerability was discovered in Aruba ClearPass Policy Manager versions prior to 6.9.5, 6.8.9, 6.7.14-HF1. Aruba has released patches to address this security flaw.

Understanding CVE-2021-29138

This section provides insights into the vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2021-29138?

The CVE-2021-29138 vulnerability is characterized by a remote disclosure of privileged information in Aruba ClearPass Policy Manager before versions 6.9.5, 6.8.9, and 6.7.14-HF1.

The Impact of CVE-2021-29138

The vulnerability allows attackers to remotely access privileged information on affected systems, potentially leading to unauthorized disclosure of sensitive data.

Technical Details of CVE-2021-29138

This section delves into the specifics of the vulnerability, including its description, affected systems, versions, and exploitation mechanisms.

Vulnerability Description

The vulnerability permits remote threat actors to disclose privileged information on systems running vulnerable versions of Aruba ClearPass Policy Manager.

Affected Systems and Versions

Aruba ClearPass Policy Manager versions prior to 6.9.5, 6.8.9, and 6.7.14-HF1 are susceptible to this security flaw.

Exploitation Mechanism

Attackers can exploit this vulnerability remotely, potentially gaining unauthorized access to sensitive information.

Mitigation and Prevention

This section outlines essential steps to mitigate the risks associated with CVE-2021-29138 and prevent future security incidents.

Immediate Steps to Take

Immediately apply the security patches released by Aruba for ClearPass Policy Manager to mitigate the vulnerability.
Monitor for any unauthorized access or data disclosure on affected systems.

Long-Term Security Practices

Regularly update and patch software to address known security vulnerabilities.
Conduct security audits and assessments to identify and remediate potential risks.

Patching and Updates

Stay informed about security updates for Aruba ClearPass Policy Manager and promptly apply patches to enhance system security against evolving threats.