CVE-2022-25922
No exploitation reported by the sources we read.
- Published2022-03-10
- WeaknessCWE-306
Am I affected?
Debian, Ubuntu or Red Hat sometimes backport a fix without changing the upstream version number: such a version reads « to verify », never « affected ».With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.
Description
Power Line Communications PLC4TRUCKS J2497 trailer brake controllers implement diagnostic functions which can be invoked by replaying J2497 messages. There is no authentication or authorization for these functions.
Timeline
dates in UTC- 2022-03-1017:47CVE publishedNVD
Observed activity
isMalicious corpus · updated 2026-10-23 18:48 UTCBlock these indicators
- Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-25922?format=txt
- CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-25922?format=csv
- TAXII collection of exploited CVEs
- The EDL and CSV take an API key on the Pro plan.
Versions per branch
NVD| Branch | Affected | Fixed in | Source |
|---|---|---|---|
| — | = j2497 | no fix published | NVD |
as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.
Distribution builds and vendor advisories
Packages from OSV.dev and products from the vendors' CSAF advisories.
version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.
Vendor advisories
Trailer Power Line Communications (PLC) J2497
Power Line Communications (PLC): J2497 (a.k.a. PLC4TRUCKS) a bidirectional serial communications link over the vehicle power supply line is affected
Fix
- Mitigation from the vendor CISA ICSA-22-063-01 · 1 productThe vulnerable technology, J2497, has been fielded since 2001 and the service lifetime of trailers is 15 to 30 years. For new equipment, the industry should consider dropping all J2497 features except for backwards-compatibility with LAMP ON detection only. For trailer equipment this means migratin…
- Mitigation from the vendor CISA ICSA-22-063-01 · 1 productInstall a LAMP ON firewall for each ECU
- Mitigation from the vendor CISA ICSA-22-063-01 · 1 productUse a LAMP detect circuit LAMP ON sender with each trailer
- Mitigation from the vendor CISA ICSA-22-063-01 · 1 productChange addresses dynamically on each tractor in response to detecting a transmitter on its current address.
- Mitigation from the vendor CISA ICSA-22-063-01 · 1 productInstall RF chokes on each trailer between chassis ground and wiring ground
- Mitigation from the vendor CISA ICSA-22-063-01 · 1 productLoad with LAMP keyhole signal on each tractor
Detection
- Nuclei template
- none so far ProjectDiscovery
- Exploit-DB
- no entry Exploit-DB
- Proof-of-concept repositories
- none listed PoC-in-GitHub
Sources
Technical details
- CVSS v3 Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- Published
- 2022-03-10
- Last Modified
- 2026-06-17
- NVD status
- Modified
Frequently asked questions
What is CVE-2022-25922?
Is CVE-2022-25922 actively exploited?
What is the CVSS score for CVE-2022-25922?
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Related vulnerabilities
Same product first, then the same vendor advisory and the same publication week.