A critical missing authorization vulnerability has been discovered in Saturday Drive Ninja Forms, affecting versions from n/a through 3.6.25. This vulnerability, designated as CVE-2023-38393, allows attackers to bypass security measures and execute unauthorized actions.

Vulnerability Details

The vulnerability in question, CVE-2023-38393, results from insufficient access control checks in the plugin. Authenticated users with minimal capabilities are able to perform unauthorized actions on the forms, leading to possible data leakage, unauthorized modifications, and other malicious activities.

All versions of Ninja Forms up to and including version 3.6.25 are affected by this issue.

To illustrate the vulnerability, let's consider the following example

// This is a sample code snippet from vulnerable versions of Ninja Forms
function ninja_forms_save_form( $form_data ) {
    // No access control checks are present here
    ...
    // Further processing and form saving occurs
}

As shown in the code snippet, the ninja_forms_save_form() function has no access control checks. Consequently, authenticated users with minimal privileges can save forms, potentially compromising sensitive information or performing unauthorized changes.

1. CVE-2023-38393: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-38393
2. Saturday Drive Ninja Forms: https://ninjaforms.com/
3. Ninja Forms Changelog: https://ninjaforms.com/docs/changelog-3-x-x/

Exploit Details

Although no known exploits are currently in the wild, an attacker could potentially utilize this vulnerability to:

Conclusion

CVE-2023-38393 is a critical missing authorization vulnerability affecting the popular Saturday Drive Ninja Forms plugin. All users using versions up to and including version 3.6.25 are advised to update immediately to mitigate potential security risks. Ensure that strong user access control policies are implemented to minimize the impact of any future vulnerabilities.

In addition to the provided links, be sure to regularly monitor security news and updates from the plugin's developers to stay apprised of any relevant information.

Timeline

Published on: 06/19/2024 15:15:57 UTC
Last modified on: 07/31/2024 20:00:48 UTC