CVE-2023-5411 Explained : Impact and Mitigation

This CVE-2023-5411 involves a vulnerability identified in the Funnelforms Free plugin for WordPress, potentially allowing authenticated attackers with specific permissions to modify certain post values.

Understanding CVE-2023-5411

This CVE pertains to a security issue in the Funnelforms Free plugin for WordPress, impacting versions up to and including 3.4. The vulnerability stems from a missing capability check on the fnsf_af2_save_post function.

What is CVE-2023-5411?

The vulnerability in CVE-2023-5411 allows authenticated attackers, holding subscriber-level permissions and above, to alter certain post values within the plugin. However, the scope of modification is limited due to predefined values utilized by the wp_update_post function.

The Impact of CVE-2023-5411

This vulnerability could be exploited by malicious actors with specific permissions to manipulate post values within the Funnelforms Free plugin. While the extent of modification is constrained, any unauthorized alterations can potentially lead to data manipulation or integrity issues.

Technical Details of CVE-2023-5411

The vulnerability description highlights the missing capability check on the fnsf_af2_save_post function within the Funnelforms Free plugin. It affects versions up to and including 3.4.

Vulnerability Description

The vulnerability allows authenticated attackers, with subscriber-level permissions and above, to modify certain post values within the plugin due to the absence of a capability check.

Affected Systems and Versions

The Funnelforms Free plugin for WordPress is affected by this vulnerability in versions up to and including 3.4.

Exploitation Mechanism

Attackers with specific permissions can exploit this vulnerability to manipulate post values within the Funnelforms Free plugin, albeit with limitations on the extent of modification.

Mitigation and Prevention

To address CVE-2023-5411, immediate action and long-term security practices are recommended to prevent potential exploitation and mitigate risks.

Immediate Steps to Take

Users of the Funnelforms Free plugin should update to the latest version to mitigate the vulnerability. It is crucial to ensure all plugins are regularly updated to safeguard against known security issues.

Long-Term Security Practices

Adopting robust security measures, such as employing least privilege principles and monitoring user permissions, can help prevent unauthorized modifications and enhance overall security posture.

Patching and Updates

Plugin users should regularly monitor for security updates and apply patches promptly to address identified vulnerabilities and maintain the integrity of their WordPress environment.