CVE-2022-4948 : Security Advisory and Response

A detailed overview of CVE-2022-4948, a vulnerability found in the FlyingPress plugin for WordPress affecting versions up to 3.9.6.

Understanding CVE-2022-4948

This section delves into the specifics of the CVE-2022-4948 vulnerability identified in the FlyingPress WordPress plugin.

What is CVE-2022-4948?

The FlyingPress plugin for WordPress is susceptible to an authorization bypass flaw due to a missing capability check on its AJAX actions in versions up to 3.9.6. This allows authenticated attackers with subscriber-level permissions and higher to interact with the plugin beyond intended capabilities. One such action, 'save_config,' enables configuring an external Content Delivery Network (CDN), potentially leading to the inclusion of malicious JavaScript.

The Impact of CVE-2022-4948

The vulnerability poses a moderate threat, with a CVSS v3.1 base score of 4.3, categorizing it as MEDIUM severity. Attackers with specific permission levels can exploit this flaw to misuse plugin functions and execute unauthorized actions.

Technical Details of CVE-2022-4948

Explore the technical aspects and implications associated with CVE-2022-4948.

Vulnerability Description

The issue arises from the absence of a crucial capability check in the FlyingPress plugin's AJAX actions, allowing attackers to bypass authorization checks and manipulate plugin functionalities.

Affected Systems and Versions

FlyingPress versions up to and including 3.9.6 are impacted by this vulnerability. Users with these versions need to take immediate action to mitigate risks.

Exploitation Mechanism

Authenticated attackers with subscriber-level permissions or higher can leverage the 'save_config' action to configure a malicious external CDN and potentially inject harmful scripts.

Mitigation and Prevention

Discover the necessary steps to secure your systems against CVE-2022-4948.

Immediate Steps to Take

Affected users should update FlyingPress to a patched version, if available, to prevent exploitation of this vulnerability. Additionally, restricting plugin access to trusted administrators can help limit unauthorized interactions.

Long-Term Security Practices

Regularly monitor and update plugins to their latest versions to address security vulnerabilities promptly. Implementing least privilege access controls can also mitigate risks associated with plugin vulnerabilities.

Patching and Updates

Stay informed about security patches and updates released by FlyingWeb for the FlyingPress plugin to ensure protection against known vulnerabilities and enhance overall system security.