Vulnerability · Published Jan 6, 2022 · Assigned by mitre

CVE-2021-46145

Medium 5.3

In plain English

A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.4% (higher than 89% of all known vulnerabilities).

Severity (CVSS NVD)5.3Medium

Exploit odds (30 days)3.4%top 11.2% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

The keyfob subsystem in Honda Civic 2012 vehicles allows a replay attack for unlocking. This is related to a non-expiring rolling code and counter resynchronization.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

http://starvlab.qianxin.com/?p=409 x_refsource_MISC
https://twitter.com/Kevin2600/status/1475482656871571459?s=20 x_refsource_MISC
https://twitter.com/Kevin2600/status/1472070749208780804?s=20 x_refsource_MISC
https://tiger-team-1337.blogspot.com/2022/01/honda-civic-keyfob-system-affected-by.html x_refsource_MISC