CVE-2021-24864 : Exploit Details and Defense Strategies

A SQL Injection vulnerability has been identified in the WP Cloudy weather plugin WordPress plugin before version 4.4.9. This vulnerability allows attackers to execute malicious SQL queries through the post_id parameter in the admin dashboard.

Understanding CVE-2021-24864

This CVE involves a SQL Injection vulnerability in the WP Cloudy weather plugin, affecting versions prior to 4.4.9.

What is CVE-2021-24864?

The WP Cloudy weather plugin for WordPress, versions earlier than 4.4.9, is prone to a SQL Injection vulnerability due to improper handling of the post_id parameter, enabling attackers to manipulate SQL queries.

The Impact of CVE-2021-24864

Exploitation of this vulnerability could allow malicious actors to execute arbitrary SQL commands, potentially leading to data exfiltration, data loss, or unauthorized access to the affected WordPress site.

Technical Details of CVE-2021-24864

This section outlines the specifics of the vulnerability.

Vulnerability Description

The vulnerability arises from the plugin's failure to properly sanitize the post_id parameter, enabling SQL Injection attacks via the admin dashboard.

Affected Systems and Versions

WP Cloudy weather plugin versions earlier than 4.4.9 are affected by this vulnerability.

Exploitation Mechanism

Attackers can craft malicious SQL queries and inject them through the vulnerable post_id parameter to exploit the SQL Injection flaw.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-24864, immediate actions and long-term security practices are recommended.

Immediate Steps to Take

Update the WP Cloudy weather plugin to version 4.4.9 or later to prevent exploitation.
Monitor for any suspicious activities or unauthorized access on the WordPress site.

Long-Term Security Practices

Regularly update plugins and themes to their latest versions to address known security vulnerabilities.
Implement strong input validation and parameterized queries to prevent SQL Injection attacks.

Patching and Updates

Stay informed about security advisories and apply patches promptly to enhance the security posture of WordPress installations.