CVE-2018-9322 Security feature bypass in n/a

High 7.8 Published 31 May 2018 Updated 5 Aug 2024

Local attackers can bypass firmware code-signing via USB or OBD-II to gain root access on BMW infotainment systems.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-9322?

CVE-2018-9322 is a high-severity vulnerability in n/a, published on 31 May 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The Head Unit HU_NBT (aka Infotainment) component on BMW i Series, BMW X Series, BMW 3 Series, BMW 5 Series, and BMW 7 Series vehicles produced in 2012 through 2018 allows local attacks involving the USB or OBD-II interface. An attacker can bypass the code-signing protection mechanism for firmware updates, and consequently obtain a root shell.

Weakness: CWE-693

Which versions are affected by CVE-2018-9322?

It affects 1 product.

Products include Bmw Head Unit Hu Nbt Firmware.

How do I fix CVE-2018-9322?

No fix has been published for CVE-2018-9322 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-9322 being exploited?

There is no known exploitation of CVE-2018-9322 in the wild and no public exploit code.

Sources

Also known as CVE-2018-9323, GHSA-5937-mjcm-vj8m.