CVE-2021-24197 : Vulnerability Insights and Analysis

This article provides detailed information about CVE-2021-24197, a vulnerability in the wpDataTables WordPress plugin before version 3.4.2 that could lead to improper access control and table permission takeover.

Understanding CVE-2021-24197

In this section, we will discuss what CVE-2021-24197 is and its impact, technical details, and mitigation strategies.

What is CVE-2021-24197?

The wpDataTables WordPress plugin before version 3.4.2 is affected by an Improper Access Control vulnerability. It allows low-privileged authenticated users to manipulate parameters and gain access to other users' data in the same table, potentially leading to unauthorized data access.

The Impact of CVE-2021-24197

Exploiting this vulnerability enables an attacker to access and manage data belonging to all users in the same table, compromising data confidentiality and integrity.

Technical Details of CVE-2021-24197

Let's delve into the specific technical aspects of this vulnerability.

Vulnerability Description

The vulnerability arises from improper access control within the wpDataTables plugin. It permits users to tamper with parameters and escalate their permissions to access data from other users in the same table.

Affected Systems and Versions

The wpDataTables WordPress plugin versions prior to 3.4.2 are affected by this vulnerability.

Exploitation Mechanism

An authenticated low-privileged user can exploit the formdata[wdt_ID] parameter to take over table permissions, gaining unauthorized access to sensitive data.

Mitigation and Prevention

To address CVE-2021-24197, consider the following mitigation strategies:

Immediate Steps to Take

Upgrade the wpDataTables plugin to version 3.4.2 or higher to eliminate the vulnerability.
Monitor user permissions and access controls to prevent unauthorized data manipulation.

Long-Term Security Practices

Regularly update all WordPress plugins to the latest versions to patch security vulnerabilities.
Enforce strict access control policies to limit user privileges and prevent unauthorized data access.

Patching and Updates

Stay informed about security updates and patches released by wpDataTables. Promptly apply any security patches to ensure the plugin's security.