Vulnerability · Published Jun 28, 2025 · Assigned by ASRG
CVE-2023-29113A lack of access control in custom IPC mechanism
Medium 6.3
In plain English
A medium-severity improper access control in Volkswagen MIB3 infotainment system MIB3 OI MQB from Preh Car Connect GmbH (JOYNEXT GmbH). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).
Official description
The MIB3 infotainment unit used in Skoda and Volkswagen vehicles does not incorporate any privilege separation for the proprietary inter-process communication mechanism, leaving attackers with presence in the system an ability to undermine access control restrictions implemented at the operating system level. 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Preh Car Connect GmbH (JOYNEXT GmbH) | Volkswagen MIB3 infotainment system MIB3 OI MQB | 0 – through 0304 |
Weakness: CWE-284 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
References
- https://i.blackhat.com/EU-24/Presentations/EU-24-Parnishchev-OverTheAirVW.pdf
- https://pcacybersecurity.com/resources/advisory/vulnerabilities-in-vw-mib3-infotainment-2 technical-description
- https://asrg.io/security-advisories/vulnerabilities-in-volkswagen-mib3-infotainment-part-2/ third-party-advisory