CVE-2023-25074 : Exploit Details and Defense Strategies

This CVE record, assigned by Gallagher, was published on July 24, 2023, and relates to the issue of competency access levels not being enforced in the server of the Gallagher Command Centre software.

Understanding CVE-2023-25074

This vulnerability falls under the category of improper authorization (CWE-285) and carries the impact of privilege abuse as defined by CAPEC-122.

What is CVE-2023-25074?

The vulnerability arises from improper privilege validation in the Command Centre Server, which allows authenticated unprivileged operators to modify and view Competencies within the system.

The Impact of CVE-2023-25074

The impact of this vulnerability is significant, with a base severity rating of HIGH (CVSS score of 7.1). While the confidentiality impact is none, the integrity impact is high, and the availability impact is low. The attack vector is through the network, with low complexity and privileges required, and no user interaction necessary.

Technical Details of CVE-2023-25074

This section delves into the specifics of the vulnerability concerning Gallagher's Command Centre software.

Vulnerability Description

The vulnerability allows unprivileged authenticated operators to modify and view Competencies within the Command Centre Server due to inadequate privilege validation.

Affected Systems and Versions

The following versions of Command Centre are affected:

vEL8.90 prior to vEL8.90.1318 (MR1)
vEL8.80 prior to vEL8.80.1192 (MR2)
vEL8.70 prior to vEL8.70.2185 (MR4)
vEL8.60 prior to vEL8.60.2347 (MR6)
vEL8.50 prior to vEL8.50.2831 (MR8)
All versions of vEL8.40 and prior

Exploitation Mechanism

The vulnerability can be exploited by authenticated unprivileged operators, allowing them to manipulate competencies within the system.

Mitigation and Prevention

To address CVE-2023-25074, immediate action and long-term security practices are recommended to secure affected systems.

Immediate Steps to Take

Upgrade to the patched versions of the Command Centre software.
Implement proper privilege validation mechanisms.
Monitor and restrict access to Competencies within the system.

Long-Term Security Practices

Regular security audits and testing to identify and address vulnerabilities promptly.
Train operators on proper security practices and access control.
Stay informed about security advisories and updates from Gallagher.

Patching and Updates

Ensure timely installation of security patches and updates provided by Gallagher to mitigate the vulnerability in Command Centre Server.