Secure Boot Stick FirmwareOperating system · Ecos

CVE-2018-12334

HIGH · 7.5 CVSS v3.0 Published 2018-06-17
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
81/100
Remediation priority · High
Remotely reachable 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
Protection Mechanism Failure in ECOS Secure Boot Stick (aka SBS) 5.6.5 allows an attacker to compromise authentication and encryption keys via a virtualization attack.

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 ECOS Secure Boot Stick 5.6.5 suffers from a protection mechanism failure that allows virtualization-based attacks to bypass security controls and extract authentication and encryption keys. This vulnerability affects a hardware security device designed to provide secure boot functionality.

MitigationContact ECOS for firmware updates addressing the virtualization attack vector; if no patch is available, implement additional physical and logical controls to prevent unauthorized virtualization of the secure boot stick.

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
Secure Boot Stick FirmwareOperating system
Affected:= 5.6.5

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
High
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:H/PR:L/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 ECOS Secure Boot Stick in the environment
    Enumerate USB devices connected to systems using commands such as 'lsusb' on Linux, 'system_profiler SPUSBDataType' on macOS, or check Windows Device Manager for a device named 'ECOS Secure Boot Stick'
    Affected if The ECOS Secure Boot Stick device is present and enumerated in the system's USB device list
  2. Check firmware version of the ECOS Secure Boot Stick
    Use the device's management software, firmware update utility, or consult the device's administrative interface to query the installed firmware version
    Affected if The reported firmware version is exactly 5.6.5
  3. Determine if virtualization features are accessible
    Review system configuration for hypervisor presence (Hyper-V, VMware, VirtualBox, QEMU) and check whether the ECOS device is exposed to or passthrough-configured for virtual machines
    Affected if Virtualization software is running and the ECOS device could be captured or virtualized by an attacker
  4. Audit for signs of key extraction or unauthorized access
    Review authentication logs, key management audit trails, or security event logs for anomalous access patterns, failed authentication attempts, or unexpected key export events related to the secure boot stick
    Affected if There is evidence of unauthorized key access, authentication anomalies, or unexpected key extraction operations

The environment is affected if an ECOS Secure Boot Stick with firmware version 5.6.5 is present and could be subjected to virtualization-based attacks that bypass its security controls.

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

Contact ECOS for firmware updates addressing the virtualization attack vector; if no patch is available, implement additional physical and logical controls to prevent unauthorized virtualization of the secure boot stick.

Fix this in Secure Boot Stick Firmware Scoped from the published advisory
  • Consultation8.0 h
  • Implementation24.0 h
  • Testing16.0 h
  • Review / QA8.0 h
56.0 hours of engineering $9,760
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Scan for this in your stack

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dbcve dependency scanner

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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-2018-12334 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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