CVE-2022-29449 : Exploit Details and Defense Strategies

A Stored Cross-Site Scripting (XSS) vulnerability was discovered in the Opal Hotel Room Booking plugin version <= 1.2.7 for WordPress. This CVE-2022-29449 impacts users with contributor or higher user roles.

Understanding CVE-2022-29449

This CVE involves an Authenticated Stored Cross-Site Scripting vulnerability that affects Opal Hotel Room Booking plugin version <= 1.2.7 for WordPress, allowing attackers to execute malicious scripts in the context of a user with contributor or higher role.

What is CVE-2022-29449?

CVE-2022-29449 is a Medium-severity vulnerability with a CVSS base score of 4.1. The vulnerability requires a low level of privileges and user interaction to be exploited.

The Impact of CVE-2022-29449

The impact of this vulnerability is categorized as LOW integrity impact and NO confidentiality impact, affecting systems where attackers can insert malicious scripts with user roles of contributor or higher.

Technical Details of CVE-2022-29449

This section covers the technical aspects of the CVE including its description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability allows authenticated attackers with contributor or higher user roles to store malicious scripts within the plugin, potentially leading to the execution of arbitrary code.

Affected Systems and Versions

Opal Hotel Room Booking plugin version <= 1.2.7 for WordPress is affected by this vulnerability.

Exploitation Mechanism

Attackers with contributor or higher privileges can exploit this vulnerability by storing malicious scripts via the plugin interface.

Mitigation and Prevention

Explore the immediate steps and long-term security practices to prevent exploitation of this vulnerability.

Immediate Steps to Take

Admins should update the plugin to the latest version, implement strict user role management, and regularly monitor for unauthorized script insertions.

Long-Term Security Practices

Regularly update all plugins and themes, conduct security audits, educate users on best security practices, and consider using security plugins for WordPress.

Patching and Updates

Ensure timely installation of security patches and updates provided by the plugin vendor to address this vulnerability.