CVE-2022-44734 : Exploit Details and Defense Strategies

A Stored Cross-Site Scripting (XSS) vulnerability has been discovered in the Car Rental by BestWebSoft plugin version 1.1.2 or below for WordPress websites.

Understanding CVE-2022-44734

This CVE details a critical security flaw in the WordPress Car Rental by BestWebSoft plugin that could allow an authenticated attacker (admin or higher) to execute malicious scripts.

What is CVE-2022-44734?

The CVE-2022-44734 vulnerability specifically involves Stored Cross-Site Scripting (XSS) in the Car Rental by BestWebSoft plugin versions 1.1.2 or earlier. It pertains to improper neutralization of input during web page generation, posing a risk to website integrity.

The Impact of CVE-2022-44734

This vulnerability, outlined in CAPEC-592, can result in an attacker executing arbitrary scripts within the context of the admin user, potentially leading to data theft, account hijacking, defacement, or other malicious activities.

Technical Details of CVE-2022-44734

The vulnerability is scored with a CVSS base score of 4.8, indicating a medium severity level. It has low attack complexity and requires high privileges with user interaction. The XSS vulnerability affects integrity and confidentiality, with a network-based attack vector.

Vulnerability Description

The Authenticated Stored XSS flaw in the Car Rental by BestWebSoft plugin allows unauthorized script execution within the WordPress admin interface, exploiting improper input sanitization.

Affected Systems and Versions

Product: Car Rental by BestWebSoft
Vendor: BestWebSoft
Affected Versions: <= 1.1.2

Exploitation Mechanism

To exploit this vulnerability, an authenticated attacker with admin or higher privileges can inject malicious scripts into the affected plugin, leading to unauthorized code execution.

Mitigation and Prevention

It is crucial to take immediate action to secure WordPress websites using the vulnerable Car Rental plugin.

Immediate Steps to Take

Disable or uninstall the Car Rental by BestWebSoft plugin if not essential.
Regularly update and patch the plugin to secure against known vulnerabilities.

Long-Term Security Practices

Implement input validation and output encoding to prevent XSS attacks.
Educate users on safe admin practices to minimize security risks.

Patching and Updates

Stay informed about security patches released by BestWebSoft for the Car Rental plugin to address the XSS vulnerability effectively.