CVE-2020-29440 Security feature bypass in n/a
An attacker with CAN bus access can bypass key fob authentication to start and drive the vehicle due to missing certificate validation.
- 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-2020-29440?
CVE-2020-29440 is a medium-severity vulnerability in n/a, published on 30 Nov 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Tesla Model X vehicles before 2020-11-23 do not perform certificate validation during an attempt to pair a new key fob with the body control module (BCM). This allows an attacker (who is inside a vehicle, or is otherwise able to send data over the CAN bus) to start and drive the vehicle with a spoofed key fob.
Weakness: CWE-295
Which versions are affected by CVE-2020-29440?
It affects 1 product.
Products include Tesla Model X Firmware.
How do I fix CVE-2020-29440?
No fix has been published for CVE-2020-29440 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-29440 being exploited?
There is no known exploitation of CVE-2020-29440 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-jv36-m28h-q393.