CVE-2025-5832
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 · uneditedPioneer DMH-WT7600NEX Software Update Signing Insufficient Verification of Data Authenticity Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Pioneer DMH-WT7600NEX devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the software update verification process. The issue results from the lack of validating all the data in the software update. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-26079.
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 confidenceThe Pioneer DMH-WT7600NEX car receiver has a vulnerability in its software update verification process. The device fails to validate all data within software updates, allowing a physically present attacker to inject and execute arbitrary code by providing a crafted malicious update package.
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= 3.05CVSS 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
- Physical
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.0/AV:P/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 checksWork through these to decide whether this CVE applies to you.
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Identify device modelLocate the physical Pioneer DMH-WT7600NEX car receiver or check device inventory records to confirm this specific model is deployed in your environment.Affected if The device model is Pioneer DMH-WT7600NEX.
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Check installed firmware versionAccess the device settings menu (typically via Settings > System Information or similar) to view the current firmware version, or use the device's about/version screen.Affected if The firmware version is exactly 3.05.
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Verify software update functionality is accessibleCheck if the device's update/upgrade feature is present and functional in the settings menu, or determine if the device has ever received update packages.Affected if The software update feature exists and the device has the capability to accept update packages.
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Assess physical access exposureEvaluate whether unauthorized physical access to the device is possible (e.g., vehicle access, fleet deployment locations).Affected if The device is accessible to individuals who could supply a crafted update package.
You are affected if you have a Pioneer DMH-WT7600NEX device running firmware version 3.05 with the software update feature accessible to a physically present attacker.
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-provided firmware patches when available; until then, physically secure the device, use only official update sources, and monitor for unauthorized physical access.
- Consultation4.0 h
- Implementation6.0 h
- Testing3.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $4,304.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-5832 — 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-2025-5832 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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