CVE-2024-22387

MEDIUM

6.8

CVSS Score

Published: July 11, 2024 at 02:38 AM UTC

Updated: June 17, 2026 at 07:11 AM UTC

2 products affected across 1 vendorController 6000Controller 7000

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Severity

MEDIUM6.8

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

External Control of Critical State Data (CWE-642) in the Controller 6000 and Controller 7000 diagnostic web interface allows an authenticated user to modify device I/O connections leading to unexpected behavior that in some circumstances could compromise site physical security controls. Gallagher recommend the diagnostic web page is not enabled (default is off) unless advised by Gallagher Technical support. This interface is intended only for diagnostic purposes. This issue affects: Gallagher Controller 6000 and 7000 9.10 prior to vCR9.10.240520a (distributed in 9.10.1268(MR1)), 9.00 prior to vCR9.00.240521a (distributed in 9.00.1990(MR3)), 8.90 prior to vCR8.90.240520a (distributed in 8.90.1947 (MR4)), 8.80 prior to vCR8.80.240520a (distributed in 8.80.1726 (MR5)), 8.70 prior to vCR8.70.240520a (distributed in 8.70.2824 (MR7)), all versions of 8.60 and prior.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Controller 6000 · Gallagher

60%

v ≤ 8.608.70 ≤ v < vCR8.70.240520a8.80 ≤ v < vCR8.80.240520a8.90 ≤ v < vCR8.90.240520a9.00 ≤ v < vCR9.00.240521a9.10 ≤ v < vCR9.10.240520a8.70 8.80 8.90 9.00 9.10

Affected range stops below vCR8.70.240520a, so it looks safe — our inference, not a vendor statement

Affected range stops below vCR8.80.240520a, so it looks safe — our inference, not a vendor statement

Affected range stops below vCR8.90.240520a, so it looks safe — our inference, not a vendor statement

Affected range stops below vCR9.00.240521a, so it looks safe — our inference, not a vendor statement

Affected range stops below vCR9.10.240520a, so it looks safe — our inference, not a vendor statement

Controller 7000 · Gallagher

60%

v ≤ 8.608.70 ≤ v < vCR8.70.240520a8.80 ≤ v < vCR8.80.240520a8.90 ≤ v < vCR8.90.240520a9.00 ≤ v < vCR9.00.240521a9.10 ≤ v < vCR9.10.240520a8.70 8.80 8.90 9.00 9.10

Affected range stops below vCR8.70.240520a, so it looks safe — our inference, not a vendor statement

Affected range stops below vCR8.80.240520a, so it looks safe — our inference, not a vendor statement

Affected range stops below vCR8.90.240520a, so it looks safe — our inference, not a vendor statement

Affected range stops below vCR9.00.240521a, so it looks safe — our inference, not a vendor statement

Affected range stops below vCR9.10.240520a, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: [email protected]

https://security.gallagher.com/Security-Advisories/CVE-2024-22387

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.8MEDIUMGallagher

Attack Vector: NETWORK
Complexity: HIGH
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: NONE
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-642

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