CVE-2018-21021 Explained : Impact and Mitigation

Centreon Web version 2.8.27 and earlier is vulnerable to SQL injection through the "img_gantt.php" file when manipulating the "host_id" parameter.

Understanding CVE-2018-21021

This CVE involves a security vulnerability in Centreon Web that allows attackers to execute SQL commands.

What is CVE-2018-21021?

CVE-2018-21021 is a vulnerability in Centreon Web versions 2.8.27 and earlier that enables attackers to inject and execute SQL commands by manipulating the "host_id" parameter in the "img_gantt.php" file.

The Impact of CVE-2018-21021

This vulnerability can lead to unauthorized access to the database, data theft, data manipulation, and potentially complete system compromise.

Technical Details of CVE-2018-21021

Centreon Web version 2.8.27 and earlier are affected by this vulnerability.

Vulnerability Description

Attackers can exploit the vulnerability by manipulating the "host_id" parameter in the "img_gantt.php" file to inject and execute SQL commands.

Affected Systems and Versions

Centreon Web version 2.8.27 and earlier

Exploitation Mechanism

Attackers manipulate the "host_id" parameter in the "img_gantt.php" file to perform SQL injections.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2018-21021.

Immediate Steps to Take

Update Centreon Web to a non-vulnerable version.
Implement input validation to prevent SQL injection attacks.
Monitor and analyze database queries for any suspicious activities.

Long-Term Security Practices

Regularly update and patch all software and applications.
Conduct security audits and penetration testing to identify vulnerabilities.
Educate users and administrators on secure coding practices.

Patching and Updates

Apply patches provided by Centreon to fix the SQL injection vulnerability.