CVE-2023-28903 Integer overflow in Volkswagen MIB3 infotainment system MIB3 OI MQB
A local attacker can cause a denial-of-service in the Volkswagen MIB3 infotainment system via an integer overflow in image processing.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-28903?
CVE-2023-28903 is a low-severity vulnerability in Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB, published on 28 Jun 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
An integer overflow in the image processing binary of the MIB3 infotainment unit allows an attacker with local access to the vehicle to cause a denial-of-service of the infotainment system.
Weakness: CWE-190
Which versions are affected by CVE-2023-28903?
How do I fix CVE-2023-28903?
No fix has been published for CVE-2023-28903 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-28903 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-28903 exists.
Sources
Also known as GHSA-7w84-g65j-5mx7.