CVE-2021-24385 : What You Need to Know

Filebird 4.7.3 - Unauthenticated SQL Injection

Understanding CVE-2021-24385

This vulnerability affects the FileBird WordPress Media Library Folders & File Manager plugin versions 4.7.3 and 4.7.4, allowing for unauthenticated SQL injection.

What is CVE-2021-24385?

The Filebird Plugin 4.7.3 has a SQL injection vulnerability that arises from SQL queries made without escaping user input data from an HTTP post request. This flaw allows for SQL injection as user input is directly passed to the get_col function without proper escaping. Additionally, the REST API endpoint invoking this function lacks required permissions/authentication, making it accessible to anonymous users.

The Impact of CVE-2021-24385

This vulnerability could be exploited by malicious actors to execute arbitrary SQL queries, potentially leading to data theft, unauthorized access, or other security breaches on affected WordPress sites.

Technical Details of CVE-2021-24385

This section provides more insights into the vulnerability details.

Vulnerability Description

The vulnerability in Filebird 4.7.3 allows unauthenticated users to perform malicious SQL injection attacks by manipulating user input data.

Affected Systems and Versions

Filebird versions 4.7.3 and 4.7.4 are affected by this vulnerability, exposing websites that use these versions to the risk of SQL injection attacks.

Exploitation Mechanism

By exploiting the SQL injection vulnerability in Filebird 4.7.3, threat actors can craft malicious requests to execute unauthorized SQL commands on the underlying database.

Mitigation and Prevention

Protect your WordPress site from potential exploits related to CVE-2021-24385.

Immediate Steps to Take

Users are advised to update the FileBird plugin to version 4.7.5 or later, which contains patches addressing the SQL injection vulnerability. Additionally, restrict access to REST API endpoints to authenticated users only.

Long-Term Security Practices

Implement secure coding practices, regularly update plugins and themes, and conduct security audits to detect and mitigate vulnerabilities in WordPress installations.

Patching and Updates

Stay informed about security patches and updates released by plugin vendors, and apply them promptly to safeguard your WordPress site against known vulnerabilities.