CVE-2021-24186 Explained : Impact and Mitigation

A detailed overview of CVE-2021-24186, a vulnerability in Tutor LMS WordPress plugin before version 1.8.3 that allowed for SQL Injection via certain functions.

Understanding CVE-2021-24186

This section will cover the impact, technical details, and mitigation strategies related to the CVE-2021-24186 vulnerability.

What is CVE-2021-24186?

The vulnerability in the Tutor LMS plugin allowed students to exploit UNION-based SQL injection via specific functions, potentially compromising data security.

The Impact of CVE-2021-24186

The vulnerability could be exploited by malicious students to execute unauthorized SQL queries, leading to data theft or modification within affected systems.

Technical Details of CVE-2021-24186

Explore the technical aspects of the CVE-2021-24186 vulnerability to understand its exploitability and implications.

Vulnerability Description

The tutor_answering_quiz_question/get_answer_by_id function in Tutor LMS WordPress plugin before version 1.8.3 was susceptible to UNION-based SQL injection, opening the door for data manipulation attacks.

Affected Systems and Versions

Tutor LMS versions prior to 1.8.3 were impacted by this vulnerability, exposing systems to potential exploitation by students with malicious intent.

Exploitation Mechanism

The exploit involved injecting malicious SQL statements through specific functions, enabling attackers to access sensitive data stored within the affected database.

Mitigation and Prevention

Discover the steps to mitigate the risks associated with CVE-2021-24186 and prevent similar security lapses in the future.

Immediate Steps to Take

Users are advised to update their Tutor LMS plugin to version 1.8.3 or higher to patch the SQL injection vulnerability and enhance security postures.

Long-Term Security Practices

Implement robust security measures such as regular plugin updates, security audits, and user access controls to fortify systems against potential exploits.

Patching and Updates

Stay informed about security patches and updates released by plugin developers to address vulnerabilities promptly and maintain a secure eLearning environment.