What’s Vulnerable › Vulnerabilities

CVE-2020-14514: Trailer Power Line Communications vulnerability

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-09-01 · updated 2026-06-17
• Weakness: CWE-201

Description

All trailer Power Line Communications are affected. PLC bus traffic can be sniffed reliably via an active antenna up to 6 feet away. Further distances are also possible, subject to environmental conditions and receiver improvements.

Affected products

• Multiple Vendors All trailer power line communications are affected. Trailer Power Line Communications: all versions

References

• https://us-cert.cisa.gov/ics/advisories/icsa-20-219-01
• https://us-cert.cisa.gov/ics/advisories/icsa-20-219-01

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