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CVE-2021-23193

22
FAUCET Score

CVE-2021-23193 is an improper privilege validation vulnerability in the COM Interface of Gallagher Command Centre Server, allowing authenticated unprivileged operators to retrieve sensitive information. This affects various versions of Gallagher Command Centre prior to specific patch releases (e.g., 8.50 prior to 8.50.2048). Rated Medium (CVSS 6.5), the vulnerability is network-exploitable with low attack complexity and requires low privileges, leading to high confidentiality impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.10CPE matchmatch criteria
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
>= 8.20, < 8.20.1291CPE matchmatch criteria
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
>= 8.30, < 8.30.1454CPE matchmatch criteria
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
>= 8.40, < 8.40.2063CPE matchmatch criteria
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
>= 8.50, < 8.50.2048CPE matchmatch criteria
cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.1HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.68%
Probability of exploitation in next 30 days
EPSS Percentile
48.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0067 is in the 59th percentile among its peer group of 21,958 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

security.gallagher.com / Security-Advisories/CVE-2021-23193
Vendor Advisory