Auth bypass in Hegemonelectronics Plc4trucks
CVE-2022-25922
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.
Vulnerability class: Broken Authentication
EPSS: 0.012 (64.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.
Affected products
- Hegemonelectronics Plc4trucks
- Hegemonelectronics Plc4trucks_firmware — versions j2497
- Power Line Communications Plc4trucks — versions J2497
Weakness classification (CWE)
Public proof-of-concept exploits
References
- ics-cert@hq.dhs.gov (x_refsource_CONFIRM, US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-25922?
- CVE-2022-25922 is a medium-severity vulnerability in Hegemonelectronics Plc4trucks, classified under Missing Authentication for Critical Function. CVSS score: 6.1/10. Published 2022-03-10.
- How severe is CVE-2022-25922?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2022-25922 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.