Missing AuthenticationWeakness · CWE-306

CVE-2024-50381

HIGH · 8.8 CVSS v4.0 Published 2024-12-02
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
97/100
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
A vulnerability exists in Snap One OVRC cloud where an attacker can impersonate a Hub device and send requests to claim and unclaim devices. The attacker only needs to provide the MAC address of the targeted device and can make a request to unclaim it from its original connection and make a request to claim it.

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

The Snap One OVRC cloud has an authentication bypass vulnerability where the claim/unclaim API relies solely on MAC address validation without additional verification. An attacker can spoof a Hub device's MAC address to impersonate it, allowing unauthorized claim and unclaim operations on any device in the system.

MitigationImplement multi-factor device authentication beyond MAC address verification, such as certificate-based authentication, cryptographic token validation, or device registration with challenge-response verification before allowing claim operations.

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

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
Authentication
X
User interaction
None
Scope
X

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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 OVRC cloud usage
    Determine if your organization uses Snap One's OVRC cloud service to manage smart home or automation devices. Check for any subscriptions or integrations with Snap One's cloud platform.
    Affected if You are a Snap One customer using OVRC cloud to manage Hub devices
  2. Inventory Hub devices
    Review your device inventory to identify any Hub devices (network hubs, controllers, or similar devices) registered in the OVRC cloud system.
    Affected if You have one or more Hub devices registered in OVRC cloud
  3. Review ownership claim logs
    Access OVRC cloud audit logs or device management console and examine claim/unclaim operation history. Look for ownership transfer events, particularly those occurring without documented approval from the previous owner.
    Affected if There are claim or unclaim operations in the logs that were not initiated by your organization or authorized personnel
  4. Check for unauthorized ownership transfers
    Compare current device ownership records against known legitimate owners. Identify any Hub devices where ownership was transferred to unexpected or unknown accounts.
    Affected if Any Hub device shows ownership transferred to an account you do not recognize or did not authorize
  5. Verify MAC address handling
    If you have access to OVRC API or system configuration, inspect how device authentication is performed. Confirm whether claim/unclaim requests rely solely on MAC address validation without additional cryptographic verification.
    Affected if The system accepts claim/unclaim requests based only on MAC address without requiring additional device authentication credentials

You are affected if you use Snap One's OVRC cloud to manage Hub devices and the system allows ownership claims without verifying device identity beyond the MAC address.

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.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Implement multi-factor device authentication beyond MAC address verification, such as certificate-based authentication, cryptographic token validation, or device registration with challenge-response verification before allowing claim operations.

Have this fixed Scoped from the published advisory
  • Consultation8.0 h
  • Implementation24.0 h
  • Testing12.0 h
  • Review / QA8.0 h
52.0 hours of engineering $9,160
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Scan for this in your stack

Free · runs locally
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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-2024-50381 in production — separate from our analysis above.

No notes yet

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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
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