CVE-2020-36670 : What You Need to Know

This CVE-2020-36670 article provides insights into a vulnerability in the NEX-Forms plugin for WordPress, affecting versions up to 7.7.1, allowing unauthorized disclosure and modification of data.

Understanding CVE-2020-36670

The NEX-Forms plugin for WordPress is susceptible to unauthorized data disclosure and modification due to missing capability checks on certain AJAX actions.

What is CVE-2020-36670?

The vulnerability in the NEX-Forms plugin for WordPress allows authenticated attackers with subscriber-level permissions and above to exploit AJAX actions, enabling actions like modifying form submissions, deleting files, sending test emails, and altering plugin settings.

The Impact of CVE-2020-36670

The vulnerability poses a medium severity risk, with a CVSS base score of 6.3, potentially leading to unauthorized data access and manipulation.

Technical Details of CVE-2020-36670

The technical aspects of the CVE-2020-36670 vulnerability are outlined below:

Vulnerability Description

The missing capability checks on AJAX actions in the NEX-Forms plugin for WordPress allow attackers to perform various unauthorized actions, compromising data integrity.

Affected Systems and Versions

Vendor: webaways
Product: NEX-Forms – Ultimate Form Builder – Contact forms and much more
Versions affected: Up to and including 7.7.1

Exploitation Mechanism

Attackers with subscriber-level permissions and above can exploit the vulnerability by invoking specific AJAX actions, granting them unauthorized access to sensitive data and functionalities.

Mitigation and Prevention

To address CVE-2020-36670, consider the following mitigation strategies:

Immediate Steps to Take

Update the NEX-Forms plugin to version 7.7.2 or later to mitigate the vulnerability.
Monitor user permissions and restrict access to critical plugin functionalities.

Long-Term Security Practices

Regularly review and update WordPress plugins to ensure they are patched against known vulnerabilities.
Implement least privilege access controls to limit the impact of potential security breaches.

Patching and Updates

Stay informed about security updates for WordPress plugins and promptly apply patches to protect against emerging threats.