CVE-2021-24866 Explained : Impact and Mitigation

WordPress plugin WP Data Access before version 5.0.0 is vulnerable to SQL injection due to improper sanitization of the backup_date parameter.

Understanding CVE-2021-24866

This CVE describes a SQL injection vulnerability in WP Data Access plugin.

What is CVE-2021-24866?

The WP Data Access WordPress plugin before 5.0.0 does not properly sanitize and escape the backup_date parameter before using it in a SQL statement, leading to a SQL injection issue that could allow arbitrary table deletion.

The Impact of CVE-2021-24866

Exploitation of this vulnerability could result in unauthorized access to the WordPress database and potential data loss or modification by an attacker.

Technical Details of CVE-2021-24866

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The SQL injection vulnerability in WP Data Access plugin before 5.0.0 arises from inadequate input validation of the backup_date parameter, enabling attackers to perform malicious SQL queries.

Affected Systems and Versions

WP Data Access versions prior to 5.0.0 are vulnerable to this SQL injection attack.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious SQL queries through the backup_date parameter, potentially leading to unauthorized data access and manipulation.

Mitigation and Prevention

Protect your WordPress website from CVE-2021-24866 with the following security measures.

Immediate Steps to Take

Update WP Data Access plugin to version 5.0.0 or newer to eliminate the SQL injection vulnerability.
Monitor database activities for any suspicious behavior that could indicate exploitation.

Long-Term Security Practices

Implement strict input validation and sanitization techniques to prevent SQL injection attacks across your WordPress plugins.
Regularly audit and update plugins to patch security flaws and enhance overall website security.

Patching and Updates

Stay informed about security patches and updates released by plugin developers to promptly address known vulnerabilities and protect your WordPress site from potential threats.