CVE-2023-33328 : Security Advisory and Response

A detailed analysis of CVE-2023-33328, covering its impact, technical details, and mitigation strategies.

Understanding CVE-2023-33328

In this section, we delve into the specifics of the CVE-2023-33328 vulnerability affecting the MailChimp Subscribe Form plugin.

What is CVE-2023-33328?

The CVE-2023-33328 vulnerability is an Authenticated Stored Cross-Site Scripting (XSS) flaw found in the PluginOps MailChimp Subscribe Form plugin versions <= 4.0.9.1.

The Impact of CVE-2023-33328

The impact of CVE-2023-33328 includes the risk of stored XSS attacks, as categorized by the CAPEC-592 Stored XSS identifier.

Technical Details of CVE-2023-33328

This section outlines the technical specifics of CVE-2023-33328.

Vulnerability Description

The vulnerability allows attackers with 'admin+' privileges to execute stored XSS attacks, potentially compromising user data and system integrity.

Affected Systems and Versions

The affected system is the MailChimp Subscribe Form plugin version <= 4.0.9.1 developed by PluginOps.

Exploitation Mechanism

The vulnerability leverages improper input handling during web page generation, enabling attackers to inject malicious scripts into the application.

Mitigation and Prevention

Understanding the steps to mitigate and prevent CVE-2023-33328 is crucial for ensuring system security.

Immediate Steps to Take

Users are advised to update their PluginOps MailChimp Subscribe Form plugin to version 4.0.9.2 or above to eliminate the vulnerability.

Long-Term Security Practices

In addition to applying patches, maintaining secure coding practices and regular security audits can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitoring for security updates and promptly applying them to all plugins and software is essential for maintaining a secure digital environment.