CVE-2020-4081 Explained : Impact and Mitigation

HCL Digital Experience versions 8.5, 9.0, and 9.5 are vulnerable to cross-site scripting (XSS) attacks.

Understanding CVE-2020-4081

In Digital Experience 8.5, 9.0, and 9.5, the WSRP consumer is susceptible to cross-site scripting (XSS) vulnerabilities.

What is CVE-2020-4081?

CVE-2020-4081 is a vulnerability found in HCL Digital Experience versions 8.5, 9.0, and 9.5, allowing attackers to execute malicious scripts in the context of a user's session.

The Impact of CVE-2020-4081

The vulnerability can lead to unauthorized access, data theft, and potential compromise of user sessions and sensitive information.

Technical Details of CVE-2020-4081

HCL Digital Experience versions 8.5, 9.0, and 9.5 are affected by a cross-site scripting (XSS) vulnerability.

Vulnerability Description

The WSRP consumer in the affected versions allows attackers to inject and execute malicious scripts, posing a risk to user data and system integrity.

Affected Systems and Versions

HCL Digital Experience 8.5
HCL Digital Experience 9.0
HCL Digital Experience 9.5

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts through the WSRP consumer, potentially compromising user sessions and sensitive data.

Mitigation and Prevention

Immediate Steps to Take:

Apply the latest security patches provided by HCL for the affected versions.
Implement strict input validation to prevent script injection. Long-Term Security Practices:
Regularly update and patch the HCL Digital Experience software to mitigate known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential security weaknesses.
Educate users and administrators about safe browsing practices and the risks of XSS attacks.
Monitor and analyze web traffic for any suspicious activities.
Consider implementing web application firewalls to filter and block malicious traffic.
Stay informed about security advisories and updates from HCL.

Patching and Updates

Ensure timely installation of security patches and updates provided by HCL to address the CVE-2020-4081 vulnerability.