CVE-2022-29408 : Security Advisory and Response

A detailed overview of the Unauthenticated Persistent Cross-Site Scripting (XSS) vulnerability in the Vsourz Digital's Advanced Contact form 7 DB WordPress plugin version <= 1.8.7.

Understanding CVE-2022-29408

This section will cover the impact, technical details, and mitigation strategies related to CVE-2022-29408.

What is CVE-2022-29408?

CVE-2022-29408 refers to a Persistent Cross-Site Scripting (XSS) vulnerability found in the Advanced Contact form 7 DB plugin version <= 1.8.7 for WordPress. The vulnerability allows unauthenticated attackers to inject malicious scripts into web pages viewed by other users.

The Impact of CVE-2022-29408

With a CVSS base score of 4.7, this medium-severity vulnerability can be exploited by attackers to execute arbitrary code, steal sensitive information, or perform various actions on behalf of the affected user.

Technical Details of CVE-2022-29408

In this section, we will delve deeper into the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises due to inadequate input validation in the Advanced Contact form 7 DB WordPress plugin <= 1.8.7, allowing attackers to embed malicious scripts into user input fields, potentially leading to XSS attacks.

Affected Systems and Versions

The affected product is the Advanced Contact form 7 DB plugin developed by Vsourz Digital, specifically version <= 1.8.7.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting and submitting malicious scripts via input fields on WordPress forms utilizing the Advanced Contact form 7 DB plugin version <= 1.8.7.

Mitigation and Prevention

This section outlines immediate steps to take, long-term security practices, and the importance of patching and updates.

Immediate Steps to Take

Website administrators are advised to disable or uninstall the vulnerable plugin, implement strong input validation mechanisms, and monitor user input for suspicious content.

Long-Term Security Practices

Developers should prioritize secure coding practices, conduct regular security audits, and educate users on safe browsing habits to mitigate the risk of XSS vulnerabilities.

Patching and Updates

It is crucial to stay informed about security patches released by the plugin vendor and promptly apply updates to address known vulnerabilities.