CVE-2021-46145 Other in n/a

Medium 5.3 Published Updated

Attackers can replay signals to unlock Honda Civic vehicles due to non-expiring rolling codes in the keyfob subsystem.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-46145?

CVE-2021-46145 is a medium-severity vulnerability in n/a, published on 6 Jan 2022. It can only be exploited from the same machine or local network, with no action from the victim.

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.

Weakness: CWE-294

Which versions are affected by CVE-2021-46145?

It affects 1 product.

Products include Honda Civic 2012.

How do I fix CVE-2021-46145?

No fix has been published for CVE-2021-46145 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-46145 being exploited?

There is no known exploitation of CVE-2021-46145 in the wild and no public exploit code.

Sources

Also known as GHSA-8q6q-9f65-vrcx.

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