CVE-2019-14712
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 · uneditedVerifone VerixV Pinpad Payment Terminals with QT000530 allow bypass of integrity and origin control for S1G file generation.
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 confidenceVerifone VerixV Pinpad Payment Terminals with the QT000530 component contain a vulnerability that allows bypass of integrity and origin verification controls during S1G file generation. This enables an attacker to potentially create or modify S1G files (likely signature/certificate files used in payment processing) without proper authentication, compromising the firmware integrity and origin verification mechanisms of the payment terminal.
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= qt000530CVSS 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
- Local
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/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 checksWork through these to decide whether this CVE applies to you.
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Identify the terminal modelLocate the physical Verifone payment terminal and check the model label (typically on the back or bottom). Confirm it is a VerixV Pinpad model.Affected if The terminal is a Verifone VerixV Pinpad Payment Terminal
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Check QT000530 component versionAccess the terminal's system information or diagnostics menu (usually via the merchant interface or service port). Look for the QT000530 component version listed in the firmware/component inventory.Affected if The QT000530 component version is exactly qt000530
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Verify S1G file generation is in useCheck the terminal configuration or logs for references to S1G files, signature generation, or certificate operations. S1G files are used for firmware integrity verification.Affected if S1G file generation or integrity verification features are enabled on the terminal
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Inspect for unauthorized S1G file modificationsIf you have access to the terminal's file system or firmware storage, compare the current S1G signature files against known-good baselines or vendor-supplied original files.Affected if S1G files differ from vendor originals or display unexpected modifications
A user is affected if they are using a Verifone VerixV Pinpad terminal with the QT000530 component at version qt000530 and S1G file integrity verification is active.
Generated from the published advisory. Verify against your own configuration.
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 dataApply vendor-supplied firmware updates from Verifone for the QT000530 component; if no update is available, consider terminal replacement and implement additional network segmentation and monitoring controls around affected payment terminals to mitigate exploitation risk.
- Consultation8.0 h
- Implementation16.0 h
- Testing12.0 h
- Review / QA6.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $11,776.
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Free · runs locallyCheck whether your project pulls in CVE-2019-14712 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2019-14712 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- 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
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