CVE-2019-4542 : Vulnerability Insights and Analysis

IBM Security Directory Server version 6.4.0 is vulnerable to a cross-site scripting (XSS) attack, allowing malicious users to inject JavaScript code into the Web UI. This could lead to the distortion of server functionality and potential credential disclosure.

Understanding CVE-2019-4542

This CVE involves a medium severity XSS vulnerability in IBM Security Directory Server version 6.4.0.

What is CVE-2019-4542?

The vulnerability in IBM Security Directory Server version 6.4.0 allows attackers to insert their own JavaScript code into the Web UI, potentially compromising the server's intended functionality and leading to credential exposure during trusted sessions.

The Impact of CVE-2019-4542

The XSS vulnerability in IBM Security Directory Server version 6.4.0 can have the following impacts:

Distortion of server functionality
Disclosure of credentials during trusted sessions

Technical Details of CVE-2019-4542

This section provides technical details of the vulnerability.

Vulnerability Description

The vulnerability involves cross-site scripting (XSS) in IBM Security Directory Server version 6.4.0, enabling the injection of arbitrary JavaScript code into the Web UI.

Affected Systems and Versions

Product: Security Directory Server
Vendor: IBM
Affected Version: 6.4.0

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Exploit Code Maturity: High
Scope: Changed

Mitigation and Prevention

Protecting systems from CVE-2019-4542 is crucial to maintaining security.

Immediate Steps to Take

Apply official fixes provided by IBM
Monitor and restrict user interactions on the Web UI

Long-Term Security Practices

Regularly update and patch the Security Directory Server
Educate users on safe browsing practices to prevent XSS attacks

Patching and Updates

Ensure that Security Directory Server version 6.4.0 is updated with the latest patches and security fixes.