CVE-2020-16101 Explained : Impact and Mitigation

A vulnerability in Gallagher's Command Centre software allows an unauthenticated remote attacker to crash the service, posing a significant risk to affected versions.

Understanding CVE-2020-16101

This CVE identifies a critical security flaw in Gallagher's Command Centre software that could lead to service disruption.

What is CVE-2020-16101?

The vulnerability enables an unauthenticated remote DCOM websocket connection to crash the Command Centre service due to an out-of-bounds buffer access.

The Impact of CVE-2020-16101

The vulnerability has a CVSS base score of 7.5 (High severity) with a high impact on availability. It affects versions prior to 8.20.1166(MR3), 8.10.1211(MR5), 8.00.1228(MR6), and all versions of 7.90 and earlier.

Technical Details of CVE-2020-16101

This section delves into the specifics of the vulnerability.

Vulnerability Description

The flaw allows an unauthenticated remote attacker to crash the Command Centre service through an out-of-bounds buffer access.

Affected Systems and Versions

Command Centre versions less than or equal to 7.90
Command Centre version 8.20 (custom) less than 8.20.1166 (MR3)
Command Centre version 8.10 (custom) less than 8.10.1211 (MR5)
Command Centre version 8.00 (custom) less than 8.00.1228 (MR6)

Exploitation Mechanism

The vulnerability can be exploited through an unauthenticated remote DCOM websocket connection, leading to a service crash.

Mitigation and Prevention

Protecting systems from this vulnerability is crucial to maintaining security.

Immediate Steps to Take

Apply patches provided by Gallagher promptly.
Implement network security measures to restrict unauthorized access.

Long-Term Security Practices

Regularly update Command Centre software to the latest secure versions.
Conduct security assessments and penetration testing to identify vulnerabilities.

Patching and Updates

Regularly check for security updates and patches from Gallagher to address this vulnerability.