CVE-2021-4371 Explained : Impact and Mitigation

A vulnerability has been identified in the WP Quick FrontEnd Editor WordPress plugin that allows low-authenticated attackers to change plugin settings, affecting versions up to 5.5. This CVE was disclosed on January 12, 2021, and has a CVSS base score of 4.3 (Medium).

Understanding CVE-2021-4371

This section provides insights into the nature and impact of CVE-2021-4371.

What is CVE-2021-4371?

The CVE-2021-4371 vulnerability affects the WP Quick FrontEnd Editor WordPress plugin versions up to 5.5, allowing unauthorized users to modify plugin settings due to missing security measures.

The Impact of CVE-2021-4371

The lack of security nonce and capabilities check in affected versions enables attackers with low authentication to make unauthorized changes to plugin settings.

Technical Details of CVE-2021-4371

Explore the specific technical details associated with CVE-2021-4371.

Vulnerability Description

The vulnerability arises from a lack of security nonce and capabilities check, leading to unauthorized modifications in plugin settings by attackers.

Affected Systems and Versions

The WP Quick FrontEnd Editor WordPress plugin versions up to and including 5.5 are impacted by this vulnerability.

Exploitation Mechanism

Low-authenticated attackers can exploit the absence of security measures to change plugin settings without the required capabilities.

Mitigation and Prevention

Discover the necessary steps to mitigate and prevent the risks posed by CVE-2021-4371.

Immediate Steps to Take

Users are advised to update the WP Quick FrontEnd Editor plugin to the latest version and monitor any unauthorized changes in plugin settings.

Long-Term Security Practices

Implement robust authentication mechanisms and conduct regular security audits to prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about security updates released by the plugin developer and promptly apply patches to protect against CVE-2021-4371.