CVE-2019-4431 Explained : Impact and Mitigation

IBM Rational Publishing Engine versions 6.0.6 and 6.0.6.1 are vulnerable to cross-site scripting, allowing attackers to insert malicious JavaScript code into the web interface, potentially leading to credential disclosure.

Understanding CVE-2019-4431

IBM Rational Publishing Engine versions 6.0.6 and 6.0.6.1 are susceptible to a security risk known as cross-site scripting, with a base score of 5.4.

What is CVE-2019-4431?

Cross-site scripting vulnerability in IBM Rational Publishing Engine versions 6.0.6 and 6.0.6.1
Allows insertion of arbitrary JavaScript code in the web user interface
May result in the disclosure of credentials during a trusted session

The Impact of CVE-2019-4431

Attack Complexity: Low
Attack Vector: Network
Base Severity: Medium
Exploit Code Maturity: High
User Interaction: Required

Technical Details of CVE-2019-4431

IBM Rational Publishing Engine versions 6.0.6 and 6.0.6.1 are affected by a cross-site scripting vulnerability.

Vulnerability Description

Enables users to insert arbitrary JavaScript code in the web user interface
Manipulation can modify intended functionality and lead to credential disclosure

Affected Systems and Versions

Product: Rational Publishing Engine
Vendor: IBM
Vulnerable Versions: 6.0.6, 6.0.6.1

Exploitation Mechanism

Attackers can exploit the vulnerability by injecting malicious JavaScript code into the web interface

Mitigation and Prevention

Immediate Steps to Take:

Apply official fixes provided by IBM
Regularly monitor for security advisories from IBM Long-Term Security Practices:
Implement secure coding practices to prevent cross-site scripting vulnerabilities
Educate users on identifying and avoiding suspicious links and content
Regularly update and patch the Rational Publishing Engine software
Conduct security assessments and penetration testing to identify and address vulnerabilities