CVE-2020-16098

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% 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-287

Description

It is possible to enumerate access card credentials via an unauthenticated network connection to the server in versions of Command Centre v8.20 prior to v8.20.1166(MR3), versions of 8.10 prior to v8.10.1211(MR5), versions of 8.00 prior to v8.00.1228(MR6), all versions of 7.90 and earlier. These credentials can then be used to encode low security cards to be used by the system where insecure card technologies are supported.

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; from 8.30 before 8.30.1236; 8.00.1228, 8.10.1211, 8.20.1166, 8.30.1236 — fixed in 8.00.1228, 8.10.1211, 8.20.1166, 8.30.1236

How to fix

Upgrade to a fixed version: Gallagher Command Centre 8.00.1228, 8.10.1211, 8.20.1166, 8.30.1236. Check the vendor advisory for mitigations.

References

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