CVE-2019-20442 : Vulnerability Insights and Analysis

WSO2 API Manager, WSO2 Enterprise Integrator, WSO2 IS, and WSO2 Identity Server are affected by a stored Cross-Site Scripting (XSS) vulnerability in the registry UI.

Understanding CVE-2019-20442

This CVE identifies a potential stored XSS vulnerability in the roleToAuthorize field of various WSO2 products.

What is CVE-2019-20442?

An issue in WSO2 API Manager 2.6.0, WSO2 Enterprise Integrator 6.5.0, WSO2 IS as Key Manager 5.7.0, and WSO2 Identity Server 5.8.0 allows for stored Cross-Site Scripting (XSS) attacks.

The Impact of CVE-2019-20442

CVSS Base Score: 3.5 (Low)
Attack Vector: Network
Privileges Required: High
User Interaction: Required
Confidentiality Impact: Low
Integrity Impact: Low
This vulnerability could be exploited by an attacker to execute malicious scripts in the context of a user's session.

Technical Details of CVE-2019-20442

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The vulnerability exists in the roleToAuthorize field of the registry UI in the affected WSO2 products, allowing for the injection of malicious scripts.

Affected Systems and Versions

WSO2 API Manager: Version 2.6.0
WSO2 Enterprise Integrator: Version 6.5.0
WSO2 IS as Key Manager: Version 5.7.0
WSO2 Identity Server: Version 5.8.0

Exploitation Mechanism

The attacker needs high privileges and user interaction to exploit this vulnerability.

Mitigation and Prevention

Protect your systems from CVE-2019-20442 with these mitigation strategies.

Immediate Steps to Take

Apply security patches provided by WSO2 promptly.
Educate users about the risks of XSS attacks and safe browsing practices.
Monitor and filter user inputs to prevent script injection.

Long-Term Security Practices

Regularly update and patch all software and applications to prevent vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Stay informed about security advisories and updates from WSO2.
Implement a robust patch management process to ensure timely application of security fixes.