dbcve.org
Controller 6000 FirmwareOperating system · Gallagher

CVE-2023-24584

CRITICAL · 9.8 CVSS v3.1 Published 2023-06-01
Fix available
A fix is available. Upgrade to 8.50.230201a / 8.60.230201b or later.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Controller 6000 is vulnerable to a buffer overflow via the Controller diagnostic web interface upload feature. This issue affects Controller 6000: before vCR8.80.230201a, before vCR8.70.230201a, before vCR8.60.230201b, before vCR8.50.230201a, all versions of vCR8.40 and prior.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

Buffer overflow vulnerability in the Controller 6000's diagnostic web interface upload feature. The flaw allows attackers to overflow a buffer through malicious input during file uploads, potentially enabling remote code execution or denial of service. This is a pre-authentication network-exploitable vulnerability with CVSS 9.8 critical severity.

MitigationUpgrade Controller 6000 to vCR8.80.230201a, vCR8.70.230201a, vCR8.60.230201b, or vCR8.50.230201a or later. Until patched, restrict network access to the diagnostic web interface and implement network segmentation.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Controller 6000 FirmwareOperating system
Affected:< 8.50.230201a>= 8.60, < 8.60.230201b>= 8.70, < 8.70.230201a>= 8.80, < 8.80.230201a

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify the device model
    Access the device management interface or use network discovery to confirm the hardware is a Gallagher Controller 6000. Check the device label or management console for the model number.
    Affected if The device is not a Gallagher Controller 6000 (different models may have different vulnerability status).
  2. Determine the installed firmware version
    Log into the device administrative interface and navigate to the firmware or system information section. Record the exact firmware version string (for example: 8.70.XXXXXX or similar).
    Affected if The firmware version falls into any of these ranges: < 8.50.230201a, >= 8.60 but < 8.60.230201b, >= 8.70 but < 8.70.230201a, or >= 8.80 but < 8.80.230201a.
  3. Verify the diagnostic web interface status
    Locate the diagnostic web interface settings within the device configuration panel. Check whether the diagnostic web interface feature is enabled or accessible.
    Affected if The diagnostic web interface upload feature is enabled and accessible, making the buffer overflow exploitable.
  4. Assess network exposure of the diagnostic interface
    Review firewall rules, access control lists, or network segmentation configurations to determine if the diagnostic web interface is reachable from untrusted networks or the internet.
    Affected if The diagnostic web interface is exposed to untrusted network segments or the internet without proper access restrictions.

You are affected if the device is a Gallagher Controller 6000 running any firmware version less than 8.50.230201a, 8.60.230201b, 8.70.230201a, or 8.80.230201a, AND the diagnostic web interface is enabled and reachable from your network.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 8.50.230201a / 8.60.230201b / 8.70.230201a or later
Fixed in 8.50.230201a8.60.230201b8.70.230201a
Interim mitigation

Upgrade Controller 6000 to vCR8.80.230201a, vCR8.70.230201a, vCR8.60.230201b, or vCR8.50.230201a or later. Until patched, restrict network access to the diagnostic web interface and implement network segmentation.

Recommended fix High confidence

Controller 6000 Firmware v8.80.230201a (or the corresponding fixed version in your current branch: 8.50.230201a, 8.60.230201b, 8.70.230201a, or 8.80.230201a)

  1. 1. Identify the current firmware version of the Controller 6000 by accessing the Controller diagnostic web interface or checking system documentation.
  2. 2. Determine which version branch (8.50, 8.60, 8.70, or 8.80) the current firmware is running on.
  3. 3. For firmware v8.50.x: upgrade to version 8.50.230201a or later.
  4. 4. For firmware v8.60.x: upgrade to version 8.60.230201b or later.
  5. 5. For firmware v8.70.x: upgrade to version 8.70.230201a or later.
  6. 6. For firmware v8.80.x: upgrade to version 8.80.230201a or later.
  7. 7. For firmware v8.40 or prior: upgrade to the latest version in one of the supported branches (preferably v8.80.x), ensuring to migrate to version 8.80.230201a or later.
  8. 8. After upgrade, verify the new firmware version is running and test the diagnostic web interface upload functionality to confirm proper operation.
Caveat Before upgrading, review Gallagher release notes for the target version to check for any compatibility or configuration changes that may affect your system

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Controller 6000 Firmware Scoped from the published advisory
  • Consultation2.0 h
  • Implementation3.0 h
  • Testing2.0 h
  • Review / QA1.0 h
8.0 hours of engineering $1,420
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $2,272.

Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2023-24584 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

Get it on GitHub Scan in the browser

References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2023-24584 in production — separate from our analysis above.

No notes yet

Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.

What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data