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Vulnerability record · CVE-2023-22363 · published 25 July 2023

CVE-2023-22363: Gallagher command centre stack-based buffer overflow vulnerability

Gallagher · Command Centre

A stack-based buffer overflow in the Command Centre Server allows an attacker to cause a denial of service attack via assigning cardholders to an Access Group. This issue affects Command Centre: vEL8.80 prior to vEL8.80.1192 (MR2)

7.5 CVSS 3.1 High EPSS 0.61% · top 52.9% CWE-121 · Stack-based buffer overflowCWE-787 · Out-of-bounds write
7.5CVSS 3.1 base score
0.61%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A stack-based buffer overflow in the Command Centre Server allows an attacker to cause a denial of service attack via assigning cardholders to an Access Group. This issue affects Command Centre: vEL8.80 prior to vEL8.80.1192 (MR2)

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://security.gallagher.com/en-NZ/Security-Advisories/CVE-2023-22363 Vendor Advisory
https://security.gallagher.com/en-NZ/Security-Advisories/CVE-2023-22363 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-16098Gallagher command centre improper authentication vulnerabilityIt is possible to enumerate access card credentials via an unauthenticated network connection to the server in versions of Command Centre v8.20 prior…EPSS 1.1%9.8CVE-2019-15294Gallagher command centre sensitive information in log file vulnerabilityAn issue was discovered in Gallagher Command Centre 8.10 before 8.10.1092(MR2). Upon an upgrade, if a custom service account is in use and the visito…EPSS 1.2%8.8CVE-2021-23140Gallagher command centre improper authorization vulnerabilityImproper Authorization vulnerability in Gallagher Command Centre Server allows command line macros to be modified by an unauthorised Command Centre O…EPSS 0.85%8.8CVE-2020-16103Gallagher command centre type confusion vulnerabilityType confusion in Gallagher Command Centre Server allows a remote attacker to crash the server or possibly cause remote code execution. This issue af…EPSS 2.3%8.6CVE-2026-25193Gallagher active directory sync sensitive information in log file vulnerabilityInsertion of Sensitive Information into Log File (CWE-532) in some Command Centre Service installers could lead to Service Account credentials exposu…EPSS 0.14%8.2CVE-2020-16102Gallagher command centre improper authentication vulnerabilityImproper Authentication vulnerability in Gallagher Command Centre Server allows an unauthenticated remote attacker to create items with invalid confi…EPSS 1.0%8.1CVE-2023-23570Gallagher command centre vulnerabilityClient-Side enforcement of Server-Side security for the Command Centre server could be bypassed and lead to invalid configuration with undefined beha…EPSS 0.67%8.1CVE-2021-23205Gallagher command centre vulnerabilityImproper Encoding or Escaping in Gallagher Command Centre Server allows a Command Centre Operator to alter the configuration of Controllers and other…EPSS 0.87%

Source: NIST National Vulnerability Database (record CVE-2023-22363), CISA KEV, FIRST EPSS (scores of 2026-10-05). This page is refreshed as NVD updates the record.