title: Hard-coded password for access to power controller chip memory
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.
Vulnerability found on Škoda Superb III (3V3) - 2.0 TDI manufactured in 2022.
problem types: CWE-259
affected:
{
defaultStatus: unaffected
product: MIB3 Infotainment Unit
vendor: PREH GMBH
versions:
lessThanOrEqual: 0304, status: affected, version: 0, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: PHYSICAL
availabilityImpact: LOW
baseScore: 3.5
baseSeverity: LOW
confidentialityImpact: NONE
integrityImpact: LOW
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
version: 3.1
]
format: CVSS
scenarios: GENERAL