CVE-2021-23136 Explained : Impact and Mitigation

A vulnerability has been identified in Gallagher Command Centre Server that allows unprivileged operators to perform macro overrides. This vulnerability affects multiple versions prior to specified releases.

Understanding CVE-2021-23136

This CVE discloses an Improper Authorization issue in Gallagher Command Centre, impacting various versions of the software.

What is CVE-2021-23136?

The Improper Authorization vulnerability in Gallagher Command Centre Server permits unprivileged operators to execute macro overrides, compromising system integrity.

The Impact of CVE-2021-23136

With a CVSS base score of 6.5, this medium severity vulnerability poses a threat by enabling unauthorized macro executions.

Technical Details of CVE-2021-23136

This section delves into the specifics of the vulnerability, the affected systems, versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Gallagher Command Centre allows unprivileged operators to perform macro overrides, regardless of their authorization level.

Affected Systems and Versions

Gallagher Command Centre versions including 8.40, 8.30, 8.20, and up to 8.10 are vulnerable to this issue.

Exploitation Mechanism

The vulnerability can be exploited by unprivileged Command Centre operators to execute macro overrides.

Mitigation and Prevention

To secure systems and prevent exploitation, immediate actions, long-term security practices, and patching/updating are crucial.

Immediate Steps to Take

Organizations should restrict access, monitor system activity, and apply security patches promptly.

Long-Term Security Practices

Implement least privilege access, conduct regular security audits, and invest in employee cybersecurity training.

Patching and Updates

Deploy the latest updates provided by Gallagher to address the vulnerability and enhance system security.