CVE-2019-14969 : Exploit Details and Defense Strategies

Netwrix Auditor before version 9.8 has a vulnerability that allows Authenticated Users to gain full access over specific directories, potentially leading to DLL Hijacking/Binary Planting attacks.

Understanding CVE-2019-14969

This CVE highlights a security flaw in Netwrix Auditor versions prior to 9.8, enabling unauthorized access and potential code execution.

What is CVE-2019-14969?

The vulnerability in Netwrix Auditor versions before 9.8 allows Authenticated Users to exploit inadequate permissions on specific directories, leading to potential code execution as NT AUTHORITY\SYSTEM.

The Impact of CVE-2019-14969

The vulnerability enables Authenticated Users to gain full access over critical directories, potentially allowing for DLL Hijacking/Binary Planting attacks and unauthorized code execution.

Technical Details of CVE-2019-14969

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

Netwrix Auditor before version 9.8 has insecure permissions on specific directories, allowing Authenticated Users to gain unauthorized access and potentially execute code as NT AUTHORITY\SYSTEM.

Affected Systems and Versions

Product: Netwrix Auditor
Vendor: N/A
Versions affected: Prior to version 9.8

Exploitation Mechanism

The vulnerability arises from inadequate permissions on directories within Netwrix Auditor.
The service Netwrix.ADA.StorageAuditService does not properly impersonate, granting unauthorized access to Authenticated Users.

Mitigation and Prevention

To address CVE-2019-14969, follow these mitigation strategies:

Immediate Steps to Take

Upgrade Netwrix Auditor to version 9.8 or above to mitigate the vulnerability.
Restrict access to critical directories to authorized personnel only.

Long-Term Security Practices

Regularly review and update directory permissions to ensure proper access control.
Implement least privilege principles to limit user access to essential resources.

Patching and Updates

Apply security patches and updates provided by Netwrix to address the vulnerability effectively.