CVE-2023-28904

Severity CVSS v4.0:

Pending analysis

Type:

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Publication date:

28/06/2025

Last modified:

30/06/2025

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.

Impact

Vector 3.x

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.20 MEDIUM
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): High
Availability (A): None

Base Score 3.x

5.20

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

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
https://i.blackhat.com/EU-24/Presentations/EU-24-Parnishchev-OverTheAirVW.pdf