CVE-2021-25652 : Vulnerability Insights and Analysis

This article provides detailed information about CVE-2021-25652, a vulnerability in Avaya Aura Appliance Virtualization Platform Utilities that allows unauthorized access to system functionality and configuration information.

Understanding CVE-2021-25652

This CVE identifies an information disclosure vulnerability in Avaya Aura Appliance Virtualization Platform Utilities, impacting versions 8.0.0.0 through 8.1.3.1.

What is CVE-2021-25652?

CVE-2021-25652 refers to an information disclosure flaw present in the directory and file management of Avaya Aura Appliance Virtualization Platform Utilities. Local users can exploit this vulnerability to access privileged system information.

The Impact of CVE-2021-25652

The vulnerability's CVSS v3.1 base score is 4.9, categorizing it as a medium severity issue. While the attack complexity is low, the confidentiality impact is high, potentially leading to unauthorized access to sensitive data.

Technical Details of CVE-2021-25652

This section outlines the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability allows local users to gain access to system functionality and configuration information meant for privileged users, leading to potential data exposure risks.

Affected Systems and Versions

Versions 8.0.0.0 through 8.1.3.1 of Avaya Aura Appliance Virtualization Platform Utilities are affected by this vulnerability.

Exploitation Mechanism

Exploitation of this vulnerability involves local users accessing system functionality and configuration details beyond their authorized permissions.

Mitigation and Prevention

Protecting systems from CVE-2021-25652 involves immediate actions and long-term security practices.

Immediate Steps to Take

Organizations should restrict access to sensitive system information, monitor user activity, and apply security patches promptly.

Long-Term Security Practices

Implementing a least privilege principle, conducting regular security audits, and training users on secure practices are essential for long-term mitigation.

Patching and Updates

Avaya may release patches or updates to address the vulnerability. Ensure timely application of these patches to secure systems.