CVE-2021-24238 : Security Advisory and Response

The Realteo WordPress plugin before version 1.2.4, used by the Findeo Theme, allows any authenticated users to delete arbitrary properties by tampering with the property_id parameter.

Understanding CVE-2021-24238

This CVE involves the Realteo WordPress plugin, affecting versions prior to 1.2.4, which enables unauthorized deletion of properties.

What is CVE-2021-24238?

The vulnerability in Realteo plugin allows any authenticated user to delete arbitrary properties by manipulating the property_id parameter without proper authentication checks.

The Impact of CVE-2021-24238

Due to improper access control, attackers can exploit this vulnerability to delete properties belonging to other users, leading to data loss and unauthorized access.

Technical Details of CVE-2021-24238

This section covers the specific technical aspects of the CVE.

Vulnerability Description

The issue arises from a lack of validation to ensure the requested property for deletion belongs to the user making the request, enabling any authenticated user to delete arbitrary properties.

Affected Systems and Versions

Realteo plugin versions prior to 1.2.4, particularly when used alongside the Findeo Theme, are vulnerable to this arbitrary property deletion flaw.

Exploitation Mechanism

Attackers can exploit this vulnerability by authenticating themselves and tampering with the property_id parameter to delete properties without proper authorization.

Mitigation and Prevention

Protecting your systems from CVE-2021-24238 is crucial to safeguarding sensitive data and preventing unauthorized access.

Immediate Steps to Take

Update the Realteo plugin to version 1.2.4 or newer to mitigate this vulnerability. Monitor user activities for any suspicious deletions.

Long-Term Security Practices

Implement proper access controls, user authentication checks, and regular security audits to prevent similar issues in the future.

Patching and Updates

Stay informed about security updates for Realteo and related themes to address any vulnerabilities promptly.