CVE-2021-23230 : What You Need to Know

A SQL Injection vulnerability in the OPCUA interface of Gallagher Command Centre allows a remote unprivileged Command Centre Operator to modify Command Centre databases undetected. This vulnerability affects multiple versions of Command Centre, including 8.40, 8.30, 8.20, 8.10, and earlier.

Understanding CVE-2021-23230

This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2021-23230.

What is CVE-2021-23230?

CVE-2021-23230 is a critical SQL Injection vulnerability in Gallagher Command Centre, enabling unauthorized users to alter databases without detection.

The Impact of CVE-2021-23230

With a CVSS base score of 9.9, the vulnerability poses a high risk to confidentiality, integrity, and availability, affecting Command Centre versions prior to specified MR updates.

Technical Details of CVE-2021-23230

Let's delve into the specifics of the vulnerability, including its description, affected systems, and exploitation mechanisms.

Vulnerability Description

The SQL Injection flaw in the OPCUA interface allows unprivileged operators to execute malicious commands on Gallagher Command Centre databases.

Affected Systems and Versions

Command Centre versions 8.40, 8.30, 8.20, 8.10, and earlier are susceptible to this vulnerability, exposing them to unauthorized database modifications.

Exploitation Mechanism

By leveraging the vulnerability in the OPCUA interface, attackers can inject SQL queries and manipulate the Command Centre databases without proper authorization.

Mitigation and Prevention

To safeguard systems from CVE-2021-23230, immediate actions and long-term security practices should be implemented, including applying necessary patches and updates.

Immediate Steps to Take

Organizations are advised to restrict access to the OPCUA interface, monitor database activities, and consider implementing network segmentation.

Long-Term Security Practices

Enhancing access controls, conducting regular security assessments, and educating personnel on SQL Injection risks can fortify defenses against similar vulnerabilities.

Patching and Updates

It is crucial to apply security patches provided by Gallagher for Command Centre versions susceptible to CVE-2021-23230 to mitigate the risk of unauthorized database modifications.