CVE-2023-28912 Cleartext Phonebook Information
Attackers with physical access or code execution can read cleartext phonebook data from the MIB3 infotainment unit.
- 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-2023-28912?
CVE-2023-28912 is a medium-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
The MIB3 unit stores the synchronized phone contact book in clear-text, allowing an attacker with either code execution privilege on the system or physical access to the system to obtain vehicle owner's contact data. The vulnerability was originally discovered in Skoda Superb III car with MIB3 infotainment unit OEM part number 3V0035820. The list of affected MIB3 OEM part numbers is provided in the referenced resources.
Weakness: CWE-312
Which versions are affected by CVE-2023-28912?
How do I fix CVE-2023-28912?
No fix has been published for CVE-2023-28912 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-28912 being exploited?
There is no known exploitation of CVE-2023-28912 in the wild and no public exploit code.
Sources
Also known as GHSA-rv2r-wgv2-j88m.