CVE-2018-16806 Weak cryptography in n/a
Attackers can clone Tesla key fobs using weak DST40 encryption, enabling unauthorized vehicle access and potential theft.
- 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-2018-16806?
CVE-2018-16806 is a medium-severity vulnerability in n/a, published on 10 Sep 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A Pektron Passive Keyless Entry and Start (PKES) system, as used on the Tesla Model S and possibly other vehicles, relies on the DST40 cipher, which makes it easier for attackers to obtain access via an approach involving a 5.4 TB precomputation, followed by wake-frame reception and two challenge/response operations, to clone a key fob within a few seconds.
Weakness: CWE-327
Which versions are affected by CVE-2018-16806?
It affects 1 product.
Products include Pektron Passive Keyless Entry and Start System Firmware.
How do I fix CVE-2018-16806?
No fix has been published for CVE-2018-16806 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-16806 being exploited?
There is no known exploitation of CVE-2018-16806 in the wild and no public exploit code.
Sources
Also known as GHSA-9vcq-v52v-wfm2.