Description
A logic flaw leading to a RAM buffer overflow in the bootloader component of the MIB3 infotainment unit allows an attacker with physical access to the MIB3 ECU to bypass firmware signature verification and run arbitrary code in the infotainment system at boot process.
References (3)
Core 3
Core References
Vendor Advisory technical-description
https://pcacybersecurity.com/resources/advisory/vulnerabilities-in-vw-mib3-infotainment-2
Various Sources third-party-advisory
https://asrg.io/security-advisories/vulnerabilities-in-volkswagen-mib3-infotainment-part-2/
Scores
CVSS v3
5.2
EPSS
0.0003
EPSS Percentile
7.7%
Attack Vector
PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-120
Status
published
Products (1)
Preh Car Connect GmbH (JOYNEXT GmbH)/Volkswagen MIB3 infotainment system MIB3 OI MQB
< 0304
Published
Jun 28, 2025
Tracked Since
Feb 18, 2026