CVE-2021-24473 : Security Advisory and Response

User Profile Picture plugin before version 2.6.0 in WordPress is affected by an Insecure Direct Object Reference (IDOR) vulnerability, enabling users with the upload_image capability to modify and delete the profile images of other users.

Understanding CVE-2021-24473

This CVE details the vulnerability present in the User Profile Picture WordPress plugin prior to version 2.6.0.

What is CVE-2021-24473?

The CVE-2021-24473 vulnerability involves an IDOR issue allowing users with specific capabilities to alter or remove profile pictures of other users within the plugin.

The Impact of CVE-2021-24473

This vulnerability could be exploited by malicious users to impersonate others, violate user privacy, or cause unauthorized changes within the WordPress website.

Technical Details of CVE-2021-24473

This section outlines the technical aspects of the CVE.

Vulnerability Description

The vulnerability allows users with the upload_image capability to manipulate profile pictures of different users through unauthorized access.

Affected Systems and Versions

The issue affects User Profile Picture plugin versions earlier than 2.6.0.

Exploitation Mechanism

Attackers can leverage the vulnerability by exploiting the IDOR flaw to change or delete profile pictures of users with higher roles.

Mitigation and Prevention

Protecting systems from CVE-2021-24473 is crucial to maintain data integrity and security.

Immediate Steps to Take

Users should update the User Profile Picture plugin to version 2.6.0 or newer to mitigate the vulnerability.

Long-Term Security Practices

Regularly monitor and update plugins to ensure vulnerabilities are patched promptly and enhance overall website security.

Patching and Updates

Stay informed about security patches and promptly apply updates to safeguard against potential threats.