CVE-2021-46145

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.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 5.37% Top 15%
Third-Party Advisory qianxin.com Third-Party Advisory blogspot.com Third-Party Advisory twitter.com Third-Party Advisory twitter.com
Affected: n/a n/a
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2021-46145?
CVE-2021-46145 has been scored as a medium severity vulnerability.
How to fix CVE-2021-46145?
To fix CVE-2021-46145, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-46145 being actively exploited in the wild?
It is possible that CVE-2021-46145 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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