CVE-2021-24631 Explained : Impact and Mitigation
Discover the impact of CVE-2021-24631 in Unlimited PopUps WordPress plugin version 4.5.3 and prior. Learn about the SQL Injection flaw, affected systems, and mitigation steps.
A detailed overview of the Unlimited PopUps WordPress plugin vulnerability allowing SQL Injection attacks.
Understanding CVE-2021-24631
This CVE highlights a security flaw in the Unlimited PopUps WordPress plugin version 4.5.3 and below that can be exploited for SQL Injection attacks.
What is CVE-2021-24631?
The Unlimited PopUps WordPress plugin version 4.5.3 and below fails to properly sanitize user inputs, specifically the did GET parameter. This oversight enables attackers with as low privilege as editor to execute SQL Injection attacks.
The Impact of CVE-2021-24631
The vulnerability in Unlimited PopUps plugin allows malicious actors to manipulate SQL queries, potentially gaining unauthorized access to the WordPress database and sensitive information stored within.
Technical Details of CVE-2021-24631
A closer look at the specifics of the vulnerability within the Unlimited PopUps WordPress plugin.
Vulnerability Description
The issue arises from inadequate input validation of the did GET parameter, enabling injection of malicious SQL queries.
Affected Systems and Versions
Unlimited PopUps plugin versions equal to or below 4.5.3 are impacted by this security flaw.
Exploitation Mechanism
Attackers can abuse the SQL Injection vulnerability via the did GET parameter to perform unauthorized database operations, jeopardizing the integrity of the WordPress site.
Mitigation and Prevention
Best practices to mitigate and prevent the exploitation of CVE-2021-24631 in the Unlimited PopUps WordPress plugin.
Immediate Steps to Take
Site administrators should disable or remove the Unlimited PopUps plugin immediately to prevent potential SQL Injection attacks.
Long-Term Security Practices
Implement secure coding practices, perform regular security audits, and ensure timely plugin updates to safeguard against similar vulnerabilities.
Patching and Updates
WordPress site owners should update the Unlimited PopUps plugin to a secure version beyond 4.5.3 to remediate the SQL Injection risk.