CVE-2023-0167 : Vulnerability Insights and Analysis

This CVE-2023-0167, assigned by WPScan, pertains to a security vulnerability found in the GetResponse for WordPress plugin version 5.5.31 and below. The vulnerability allows users with the contributor role and above to execute Stored Cross-Site Scripting attacks.

Understanding CVE-2023-0167

This section delves into the details of CVE-2023-0167 and its implications.

What is CVE-2023-0167?

CVE-2023-0167 involves a lack of validation and escape mechanisms for some of the plugin's shortcode attributes, enabling malicious users with the contributor role and higher to carry out Stored Cross-Site Scripting attacks on the site.

The Impact of CVE-2023-0167

The impact of this vulnerability is significant as it exposes websites using the affected versions of the GetResponse for WordPress plugin to potential Cross-Site Scripting attacks by authorized users, leading to unauthorized actions and data manipulation.

Technical Details of CVE-2023-0167

This section outlines the technical aspects of the CVE-2023-0167 vulnerability.

Vulnerability Description

The GetResponse for WordPress plugin up to version 5.5.31 fails to properly validate and escape certain shortcode attributes, making it susceptible to Stored Cross-Site Scripting attacks when rendered on a page or post.

Affected Systems and Versions

The vulnerability affects all versions of the GetResponse for WordPress plugin up to 5.5.31, leaving websites utilizing these versions exposed to potential exploitation.

Exploitation Mechanism

By leveraging the lack of proper validation in the plugin's shortcode attributes, users with contributor-level access or higher can inject malicious scripts into pages or posts, leading to Cross-Site Scripting attacks.

Mitigation and Prevention

This section discusses measures to mitigate the risks posed by CVE-2023-0167 and prevent future vulnerabilities.

Immediate Steps to Take

Website administrators are advised to deactivate or update the GetResponse for WordPress plugin to a secure version beyond 5.5.31 to mitigate the risk of Cross-Site Scripting attacks.

Long-Term Security Practices

Implementing web security best practices, such as regular security audits, user role management, and secure coding practices, can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitoring for plugin updates and promptly applying patches released by developers is crucial in maintaining a secure WordPress environment and safeguarding against known vulnerabilities like CVE-2023-0167.