CVE-2023-29113

A lack of access control in custom IPC mechanism

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.

Category

6.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Third-Party Advisory asrg.io
Affected: Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB
Published at:
Updated at:

References

Link Tags
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

Frequently Asked Questions

What is the severity of CVE-2023-29113?
CVE-2023-29113 has been scored as a medium severity vulnerability.
How to fix CVE-2023-29113?
To fix CVE-2023-29113, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-29113 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-29113 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-29113?
CVE-2023-29113 affects Preh Car Connect GmbH (JOYNEXT GmbH) Volkswagen MIB3 infotainment system MIB3 OI MQB.
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