High severity8.1NVD Advisory· Published Jun 11, 2021· Updated Jun 17, 2026

CVE-2021-23204

Description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Gallagher Command Centre Server allows OSDP key material to be exposed to Command Centre Operators. This issue affects: Gallagher Command Centre 8.40 versions prior to 8.40.1888 (MR3); 8.30 versions prior to 8.30.1359 (MR3).

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Gallagher/Command Centre
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
Range: >=8.30,<8.30.1359
Gallagher/Command Centre Serverllm-fuzzy2 versions
<8.40.1888 (MR3), <8.30.1359 (MR3)+ 1 more
- (no CPE)range: <8.40.1888 (MR3), <8.30.1359 (MR3)
- (no CPE)range: 8.40

Patches

Vulnerability mechanics

References

security.gallagher.com/Security-Advisories/CVE-2021-23204nvdVendor Advisory

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