CVE-2023-5415 : What You Need to Know

This CVE-2023-5415 affects the Funnelforms Free plugin for WordPress, making it vulnerable to unauthorized data modification due to a missing capability check. Authenticated attackers with subscriber-level permissions and above can exploit this vulnerability in versions up to and including 3.4.

Understanding CVE-2023-5415

The Funnelforms Free plugin for WordPress is susceptible to unauthorized data modification, allowing attackers to add new categories without proper authorization.

What is CVE-2023-5415?

CVE-2023-5415 is a vulnerability in the Funnelforms Free WordPress plugin that enables authenticated attackers with certain permissions to add new categories without the necessary authorization checks.

The Impact of CVE-2023-5415

The impact of CVE-2023-5415 is that attackers with subscriber-level permissions and above can manipulate data within the plugin, potentially leading to unauthorized category additions.

Technical Details of CVE-2023-5415

This section delves into the specific technical aspects of the vulnerability, including the description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Funnelforms Free plugin allows authenticated attackers to add categories without proper authorization checks, leading to unauthorized data modification.

Affected Systems and Versions

Funnelforms Free plugin versions up to and including 3.4 are impacted by this vulnerability, exposing WordPress installations using these versions to unauthorized data manipulation.

Exploitation Mechanism

By leveraging the missing capability check on the fnsf_add_category function, attackers with subscriber-level permissions and above can exploit CVE-2023-5415 to add new categories within the plugin.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-5415, immediate steps need to be taken along with adopting long-term security practices and ensuring timely patching and updates.

Immediate Steps to Take

It is recommended to update the Funnelforms Free plugin to a patched version that addresses the vulnerability, limit user permissions to prevent unauthorized access, and monitor for any suspicious activities.

Long-Term Security Practices

Implementing the principle of least privilege, conducting regular security assessments, and staying informed about plugin vulnerabilities are essential long-term security practices to prevent such incidents.

Patching and Updates

Developers should stay vigilant for updates released by the plugin vendor to patch CVE-2023-5415 and promptly apply these updates to secure WordPress installations against potential exploits.