CVE-2021-36919 : Exploit Details and Defense Strategies

WordPress Awesome Support plugin <= 6.0.6 was discovered to have multiple Authenticated Reflected Cross-Site Scripting (XSS) vulnerabilities, affecting parameters &id and &assignee.

Understanding CVE-2021-36919

This CVE pertains to multiple XSS vulnerabilities in the WordPress Awesome Support plugin version <= 6.0.6.

What is CVE-2021-36919?

CVE-2021-36919 involves multiple Authenticated Reflected Cross-Site Scripting (XSS) vulnerabilities in the popular WordPress Awesome Support plugin, impacting versions up to 6.0.6. The vulnerable parameters include &id and &assignee.

The Impact of CVE-2021-36919

The impact of these vulnerabilities is rated as LOW for confidentiality, integrity, and privileges required, with a MEDIUM base severity score of 6.1.

Technical Details of CVE-2021-36919

Here are the technical aspects of the CVE-2021-36919 vulnerability:

Vulnerability Description

The vulnerability involves multiple Authenticated Reflected Cross-Site Scripting (XSS) issues in WordPress Awesome Support plugin versions <= 6.0.6, specifically affecting parameters &id and &assignee.

Affected Systems and Versions

The affected product is the Awesome Support WordPress plugin by Awesome Support, with versions up to 6.0.6 being vulnerable.

Exploitation Mechanism

The vulnerabilities can be exploited by authenticated attackers to execute malicious scripts in the context of a user's session.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-36919, consider implementing the following measures:

Immediate Steps to Take

Update the WordPress Awesome Support plugin to version 6.0.7 or higher to address the identified vulnerabilities.

Long-Term Security Practices

Regularly monitor security advisories and promptly apply patches released by the plugin vendor.
Educate users on safe practices to prevent XSS attacks, such as avoiding clicking on suspicious links.

Patching and Updates

Always stay vigilant for security updates related to the WordPress Awesome Support plugin to ensure a secure environment.