CVE-2021-24701 Explained : Impact and Mitigation
Learn about CVE-2021-24701, a Cross-Site Scripting vulnerability in Quiz Tool Lite WordPress plugin. Discover impact, technical details, and mitigation steps to secure your website.
A detailed overview of CVE-2021-24701, a vulnerability in the Quiz Tool Lite WordPress plugin that allows high privilege users to execute Cross-Site Scripting attacks.
Understanding CVE-2021-24701
This section explores the impact, technical details, and mitigation strategies related to CVE-2021-24701.
What is CVE-2021-24701?
The Quiz Tool Lite WordPress plugin version 2.3.15 and below is susceptible to a Cross-Site Scripting vulnerability. The flaw arises due to unsanitized input fields in the quiz creation and management processes.
The Impact of CVE-2021-24701
High privilege users can exploit this vulnerability to conduct Cross-Site Scripting attacks, bypassing the restrictions imposed by the 'unfiltered_html' capability.
Technical Details of CVE-2021-24701
In this section, we delve into the vulnerability description, affected systems, and the exploitation mechanism.
Vulnerability Description
The flaw in Quiz Tool Lite WordPress plugin version 2.3.15 enables malicious users to inject and execute arbitrary scripts via multiple unsanitized input fields.
Affected Systems and Versions
Quiz Tool Lite WordPress plugin versions up to and including 2.3.15 are impacted by this vulnerability.
Exploitation Mechanism
By leveraging the lack of input sanitization in quiz creation and management, attackers with high privilege levels can insert malicious scripts, leading to successful Cross-Site Scripting attacks.
Mitigation and Prevention
This section outlines immediate steps and long-term practices to safeguard systems from CVE-2021-24701.
Immediate Steps to Take
Users are advised to update the Quiz Tool Lite WordPress plugin to a patched version beyond 2.3.15. Additionally, restricting access to high privilege user roles can mitigate the risk.
Long-Term Security Practices
Regularly updating plugins and implementing input validation mechanisms can enhance the overall security posture of WordPress installations.
Patching and Updates
Stay informed about security patches released by the Quiz Tool Lite vendor to address known vulnerabilities and protect your WordPress site from potential threats.