CVE-2021-24424 : Exploit Details and Defense Strategies

The WP Reset – Most Advanced WordPress Reset Tool WordPress plugin before 1.90 is affected by an authenticated Stored Cross-Site Scripting vulnerability that stems from unsanitized user input.

Understanding CVE-2021-24424

This vulnerability (CVE-2021-24424) in the WP Reset WordPress plugin could allow an authenticated attacker to inject malicious scripts into the plugin, impacting users who create snapshots via the admin dashboard.

What is CVE-2021-24424?

The vulnerability in WP Reset plugin version < 1.90 arises from inadequate sanitization of user-controlled data, leading to a Stored Cross-Site Scripting flaw when creating snapshots via the admin dashboard.

The Impact of CVE-2021-24424

The presence of an authenticated Stored XSS vulnerability can enable an attacker to execute malicious scripts within the context of a user's session, potentially compromising sensitive data or performing unauthorized actions.

Technical Details of CVE-2021-24424

This section outlines the technical aspects of the CVE.

Vulnerability Description

The flaw in the WP Reset plugin allows an authenticated attacker to insert malicious scripts via the extra_data parameter, exploiting the lack of input sanitization.

Affected Systems and Versions

WP Reset plugin versions prior to 1.90 are affected by this vulnerability. Users with impacted versions should take immediate action to mitigate the risk.

Exploitation Mechanism

Attackers can exploit this vulnerability by creating a snapshot through the admin dashboard and injecting malicious scripts into the extra_data parameter.

Mitigation and Prevention

Learn how to safeguard your systems against CVE-2021-24424.

Immediate Steps to Take

To mitigate the risk of exploitation, users should update their WP Reset plugin to version 1.90 or later. Additionally, consider reviewing and sanitizing user input within the plugin to prevent similar vulnerabilities.

Long-Term Security Practices

Incorporate secure coding practices, regularly update plugins, and conduct security audits to ensure the integrity of your WordPress installations.

Patching and Updates

Stay informed about security patches and updates released by the WP Reset plugin developers. Promptly apply patches to address known vulnerabilities and enhance the security posture of your WordPress environment.