CVE-2018-10738 : Security Advisory and Response

An SQL injection vulnerability was found in Nagios XI versions prior to 5.4.13, allowing exploitation through the admin/menuaccess.php page by manipulating the chbKey1 parameter.

Understanding CVE-2018-10738

This CVE identifies an SQL injection flaw in Nagios XI that could be abused by attackers to compromise the system.

What is CVE-2018-10738?

CVE-2018-10738 is a security vulnerability in Nagios XI versions before 5.4.13 that enables attackers to execute SQL injection attacks via a specific parameter.

The Impact of CVE-2018-10738

The vulnerability poses a significant risk as it allows unauthorized individuals to manipulate the application's database queries, potentially leading to data theft, modification, or unauthorized access.

Technical Details of CVE-2018-10738

This section delves into the technical aspects of the CVE.

Vulnerability Description

The flaw in Nagios XI versions prior to 5.4.13 permits SQL injection attacks through the chbKey1 parameter in the admin/menuaccess.php page.

Affected Systems and Versions

Affected Product: Nagios XI
Affected Versions: Prior to 5.4.13

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the chbKey1 parameter in the admin/menuaccess.php page, allowing them to inject malicious SQL queries.

Mitigation and Prevention

Protecting systems from CVE-2018-10738 requires immediate action and long-term security measures.

Immediate Steps to Take

Upgrade Nagios XI to version 5.4.13 or later to mitigate the vulnerability.
Monitor and restrict access to the admin/menuaccess.php page.

Long-Term Security Practices

Implement input validation mechanisms to sanitize user inputs and prevent SQL injection attacks.
Regularly update and patch software to address known security issues.

Patching and Updates

Ensure timely installation of security patches and updates for Nagios XI to address vulnerabilities like CVE-2018-10738.