CVE-2022-26131
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 · uneditedPower Line Communications PLC4TRUCKS J2497 trailer receivers are susceptible to remote RF induced signals.
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 PLC4TRUCKS J2497 trailer receivers use Power Line Communications to communicate between trucks and trailers. The device is susceptible to remote RF-induced signals, meaning an attacker within RF range could potentially inject malicious signals via the power line communication channel without physical access. The critical CVSS score (9.8) suggests this can be exploited remotely with no authentication and results in complete system compromise.
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= j2497CVSS 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 checksWork through these to decide whether this CVE applies to you.
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Identify the device modelInspect the physical device or network inventory for Hegemonelectronics Plc4trucks J2497 trailer receivers. Check device labels, management interface, or network discovery results for this specific model name.Affected if The device is a Hegemonelectronics Plc4trucks J2497 receiver
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Determine the firmware versionAccess the device management interface or check the device configuration files for the firmware version string. Look for a version labeled 'j2497'.Affected if The firmware version is exactly j2497
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Verify PLC communication is activeCheck the device configuration or status page to confirm that Power Line Communications (PLC) module is enabled and the device is actively communicating over the power line network.Affected if PLC communication module is enabled and operational
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Check network exposureReview network firewall rules and device IP assignment to determine if the PLC device management interface is accessible from untrusted networks.Affected if The device has an IP address on a network accessible from outside the local PLC/Bluetooth range
You are affected if you operate a Hegemonelectronics Plc4trucks J2497 device running firmware version j2497 with PLC communication enabled, regardless of network isolation status.
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 dataIsolate PLC networks from untrusted networks, implement RF shielding where feasible, monitor for anomalous signal patterns, and contact the vendor for firmware updates or hardware remediation options.
- Consultation8.0 h
- Implementation24.0 h
- Testing16.0 h
- Review / QA8.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $15,616.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-26131 — 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-2022-26131 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
- No spam, self-promotion, credentials, or personal data