What’s Vulnerable › Vulnerabilities

CVE-2023-29113: A lack of access control in custom IPC mechanism

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-28 · updated 2026-06-17
• Weakness: CWE-284

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

• Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB: through 0304

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

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