CVE-2020-16100

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% 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-404

Description

It is possible for an unauthenticated remote DCOM websocket connection to crash the Command Centre service's DCOM websocket thread due to improper shutdown of closed websocket connections, preventing it from accepting future DCOM websocket (Configuration Client) connections. Affected versions are v8.20 prior to v8.20.1166(MR3), v8.10 prior to v8.10.1211(MR5), v8.00 prior to v8.00.1228(MR6), all versions of 7.90 and earlier.

Affected products

Gallagher Command Centre: from 8.00 before 8.00.1228; from 8.10 before 8.10.1211; from 8.20 before 8.20.1166; 8.00.1228, 8.10.1211, 8.20.1166 — fixed in 8.00.1228, 8.10.1211, 8.20.1166

How to fix

Upgrade to a fixed version: Gallagher Command Centre 8.00.1228, 8.10.1211, 8.20.1166. Check the vendor advisory for mitigations.

References

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