CVE-2018-5989 : Exploit Details and Defense Strategies

A vulnerability known as SQL Injection has been discovered in the ccNewsletter 2.x component for Joomla! This vulnerability is triggered by the id parameter in a task=removeSubscriber action, which exposes a similar issue as CVE-2011-5099.

Understanding CVE-2018-5989

This CVE-2018-5989 vulnerability involves SQL Injection in the ccNewsletter 2.x component for Joomla!

What is CVE-2018-5989?

SQL Injection vulnerability in ccNewsletter 2.x component for Joomla! via the id parameter in a task=removeSubscriber action.

The Impact of CVE-2018-5989

Allows attackers to execute arbitrary SQL queries
May lead to unauthorized access to the database

Technical Details of CVE-2018-5989

This section provides technical details about the vulnerability.

Vulnerability Description

SQL Injection exists in the ccNewsletter 2.x component for Joomla! via the id parameter in a task=removeSubscriber action, a related issue to CVE-2011-5099.

Affected Systems and Versions

Product: ccNewsletter 2.x component for Joomla!
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

Exploited through the id parameter in a task=removeSubscriber action
Similar issue to CVE-2011-5099

Mitigation and Prevention

Protecting systems from CVE-2018-5989 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update ccNewsletter component to the latest version
Implement input validation to prevent SQL Injection
Monitor and log SQL queries for unusual activities

Long-Term Security Practices

Regular security audits and code reviews
Educate developers on secure coding practices
Implement a Web Application Firewall (WAF)

Patching and Updates

Apply patches and updates provided by the Joomla! community
Stay informed about security advisories and best practices