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Command Centre CVE-2021-23182

MEDIUM
Cleartext Storage of Sensitive Information in Memory (CWE-316)
2021-06-11 disclosures@gallagher.com
4.4
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V14 - Data Protection Memory data protection
Impact

CVSS score of 4.4 (MEDIUM). Attack characteristics: local attack vector, low complexity, high privileges required, no user interaction not required.

Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAI

Cleartext Storage of Sensitive Information in Memory vulnerability in Gallagher Command Centre Server allows OSDP reader master keys to be discoverable in server memory dumps. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-316. Cleartext Storage of Sensitive Information in Memory vulnerability in Gallagher Command Centre Server allows OSDP reader master keys to be discoverable in server memory dumps. This issue affects: Gallagher Command Centre 8.40 versions prior to 8.40.1888 (MR3); All versions of 8.30. Affected products include: Gallagher Command Centre. Version information: prior to 8.40.1888.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 4.4 MEDIUM
AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionNVD

Cleartext Storage of Sensitive Information in Memory vulnerability in Gallagher Command Centre Server allows OSDP reader master keys to be discoverable in server memory dumps. This issue affects: Gallagher Command Centre 8.40 versions prior to 8.40.1888 (MR3); All versions of 8.30.

Threat Intelligence Overview

EPSS Score
0.2%
Top 94% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +22
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:a:gallagher:command_centre:*:*:*:*:*:*:*:*
CVE-2020-16098 CRITICAL
9.8 Sep 15

It is possible to enumerate access card credentials via an unauthenticated network connection to the server in versions

CVE-2019-15294 CRITICAL
9.8 Aug 28

An issue was discovered in Gallagher Command Centre 8.10 before 8.10.1092(MR2). Rated critical severity (CVSS 9.8), this

CVE-2021-23140 HIGH
8.8 Jun 11

Improper Authorization vulnerability in Gallagher Command Centre Server allows command line macros to be modified by an

CVE-2020-16103 HIGH
8.8 Dec 14

Type confusion in Gallagher Command Centre Server allows a remote attacker to crash the server or possibly cause remote

CVE-2020-16102 HIGH
8.2 Dec 14

Improper Authentication vulnerability in Gallagher Command Centre Server allows an unauthenticated remote attacker to cr

CVE-2023-23570 HIGH
8.1 Dec 18

Client-Side enforcement of Server-Side security for the Command Centre server could be bypassed and lead to invalid conf

CVE-2021-23205 HIGH
8.1 Jun 11

Improper Encoding or Escaping in Gallagher Command Centre Server allows a Command Centre Operator to alter the configura

CVE-2021-23197 HIGH
7.8 Nov 18

Unquoted service path vulnerability in the Gallagher Controller Service allows an unprivileged user to execute arbitrary

CVE-2020-16096 HIGH
7.7 Sep 15

In Gallagher Command Centre versions 8.10 prior to 8.10.1134(MR4), 8.00 prior to 8.00.1161(MR5), 7.90 prior to 7.90.991(

CVE-2023-22363 HIGH
7.5 Jul 25

A stack-based buffer overflow in the Command Centre Server allows an attacker to cause a denial of service attack via as

CVE-2021-23146 HIGH
7.5 Nov 18

An Incomplete Comparison with Missing Factors vulnerability in the Gallagher Controller allows an attacker to bypass PIV

CVE-2020-16101 HIGH
7.5 Sep 15

It is possible for an unauthenticated remote DCOM websocket connection to crash the Command Centre service due to an out

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