What’s Vulnerable › Vulnerabilities

CVE-2020-16099

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-09-15 · updated 2026-06-17
• Weakness: CWE-20

Description

In Gallagher Command Centre v8.20 prior to v8.20.1093(MR2) it is possible to create Guard Tour events that when accessed via things like reporting cause clients to temporarily hang or disconnect.

Affected products

• Gallagher Command Centre: from 8.20 before 8.20.1093; 8.20.1093 — fixed in 8.20.1093

How to fix

Upgrade to a fixed version: Gallagher Command Centre 8.20.1093. Check the vendor advisory for mitigations.

References

• https://security.gallagher.com/Security-Advisories/CVE-2020-16099
• https://security.gallagher.com/Security-Advisories/CVE-2020-16099

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