CVE-2019-13517 : Vulnerability Insights and Analysis

A security flaw has been identified in Pyxis ES Versions 1.3.4 to 1.6.1 and Pyxis Enterprise Server, along with Windows Server Versions 4.4 to 4.12, allowing unrestricted access privileges when active directory user account changes are not synchronized with access expiration on devices joined to an AD domain.

Understanding CVE-2019-13517

This CVE-2019-13517 vulnerability affects BD's Pyxis ES Versions 1.3.4 through 1.6.1 and Pyxis Enterprise Server on Windows Server Versions 4.4 through 4.12.

What is CVE-2019-13517?

The vulnerability in Pyxis ES and Pyxis Enterprise Server, combined with Windows Server, leads to uncontrolled access privileges when AD user account changes are not aligned with access expiration on AD domain-connected devices.

The Impact of CVE-2019-13517

The security flaw allows unauthorized users to retain access privileges on devices, posing a risk of unauthorized access and potential data breaches.

Technical Details of CVE-2019-13517

This section provides in-depth technical insights into the vulnerability.

Vulnerability Description

The flaw in Pyxis ES and Pyxis Enterprise Server, with Windows Server, results in access privileges not being properly restricted based on AD user account changes, potentially leading to unauthorized access.

Affected Systems and Versions

Pyxis ES Versions 1.3.4 to 1.6.1
Pyxis Enterprise Server
Windows Server Versions 4.4 to 4.12

Exploitation Mechanism

The vulnerability allows attackers to maintain access privileges on devices even after changes to AD user accounts, enabling unauthorized access.

Mitigation and Prevention

Protect your systems from CVE-2019-13517 with the following steps:

Immediate Steps to Take

Ensure synchronization of AD user account changes with access expiration on connected devices.
Monitor access privileges to detect any unauthorized changes.

Long-Term Security Practices

Implement regular security audits to identify and address vulnerabilities.
Train employees on secure access practices and the importance of access control.

Patching and Updates

Apply patches and updates provided by the vendor to address the security flaw and enhance system security.