CVE-2023-28895

Severity CVSS v4.0:

Pending analysis

Type:

CWE-798 Use of Hard-coded Credentials

Publication date:

01/12/2023

Last modified:

06/12/2023

Description

The password for access to the debugging console of the PoWer Controller chip (PWC) of the MIB3 infotainment is hard-coded in the firmware. The console allows attackers with physical access to the MIB3 unit to gain full control over the PWC chip.<br /> <br /> Vulnerability found on Škoda Superb III (3V3) - 2.0 TDI manufactured in 2022.

Impact

Vector 3.x

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

Base Score: 6.80 MEDIUM
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x

6.80

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:preh:mib3_firmware::::::::		0304 (excluding)
cpe:2.3:h:preh:mib3:-:::::::*

To consult the complete list of CPE names with products and versions, see this page

References to Advisories, Solutions, and Tools

https://asrg.io/security-advisories/hard-coded-password-for-access-to-power-controller-chip-memory/