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Fencer Vulns
medium 5.3

CVE-2022-27254 json

The remote keyless system on Honda Civic 2018 vehicles sends the same RF signal for each door-open request, which allows for a replay attac…

published 2022-03-23 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-31763

cvss
5.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

The remote keyless system on Honda Civic 2018 vehicles sends the same RF signal for each door-open request, which allows for a replay attack, a related issue to CVE-2019-20626.

Exploit prediction

1.05% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/HackingIntoYourHeart/Unoriginal-Rice-Patty referenced PoC, tagged "exploit" by a source, unverified
  • drive.google.com https://drive.google.com/file/d/1MtmWfBs1r6Y3JN1HpbNsZqO1GcsdgPdc/view?usp=sharing referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/nonamecoder/CVE-2022-27254 referenced PoC, tagged "exploit" by a source, unverified
  • news.ycombinator.com https://news.ycombinator.com/item?id=30804702 referenced PoC, tagged "exploit" by a source, unverified
  • bleepingcomputer.com https://www.bleepingcomputer.com/news/security/honda-bug-lets-a-hacker-unlock-and-start-your-car-via-replay-attack/ referenced PoC, tagged "exploit" by a source, unverified
  • theregister.com https://www.theregister.com/2022/03/25/honda_civic_hack/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.3 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 2.9 AV:A/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-294 Authentication Bypass by Capture-replay

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.