CVE-2023-29113

A lack of access control in custom IPC mechanism

CVSS 6.3 MEDIUMEPSS 0.2%CWE-284

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.3EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

28 Jun 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

Affected products

Preh Car Connect GmbH (JOYNEXT GmbH) · Volkswagen MIB3 infotainment system MIB3 OI MQB

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References

https://asrg.io/security-advisories/vulnerabilities-in-volkswagen-mib3-infotainment-part-2/https://i.blackhat.com/EU-24/Presentations/EU-24-Parnishchev-OverTheAirVW.pdf https://pcacybersecurity.com/resources/advisory/vulnerabilities-in-vw-mib3-infotainment-2