CVE-2021-38349 : Exploit Details and Defense Strategies

The Integration of Moneybird for WooCommerce WordPress plugin up to version 2.1.1 is vulnerable to Reflected Cross-Site Scripting (XSS) through the error_description parameter in the ~/templates/wcmb-admin.php file.

Understanding CVE-2021-38349

This CVE identifies a security flaw in the Integration of Moneybird for WooCommerce WordPress plugin that can be exploited by attackers to inject malicious web scripts.

What is CVE-2021-38349?

The CVE-2021-38349 vulnerability involves Reflected Cross-Site Scripting (XSS) in the Integration of Moneybird for WooCommerce plugin versions up to and including 2.1.1.

The Impact of CVE-2021-38349

The vulnerability allows attackers to execute arbitrary web scripts by manipulating the error_description parameter, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2021-38349

This section provides specific technical details related to CVE-2021-38349.

Vulnerability Description

The vulnerability arises from inadequate input validation in the error_description parameter, enabling attackers to inject and execute malicious scripts.

Affected Systems and Versions

The affected systems include any running the Integration of Moneybird for WooCommerce plugin versions up to and including 2.1.1.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious URL containing the manipulated error_description parameter, which, when visited by a user with administrative privileges, triggers the execution of the injected scripts.

Mitigation and Prevention

To safeguard your systems from CVE-2021-38349, follow the mitigation and prevention strategies outlined below.

Immediate Steps to Take

It is recommended to uninstall the Integration of Moneybird for WooCommerce WordPress plugin immediately to eliminate the risk of exploitation.

Long-Term Security Practices

Develop and implement secure coding practices, conduct regular security audits, and stay informed about plugin updates and vulnerabilities to maintain a robust security posture.

Patching and Updates

Stay vigilant for security patches released by the plugin vendor and apply updates promptly to eliminate known vulnerabilities and enhance overall security.