title: Weak encoding for password in UDS services
description: Access to critical Unified Diagnostics Services (UDS) of the Modular Infotainment Platform 3 (MIB3) infotainment is transmitted via Controller Area Network (CAN) bus in a form that can be easily decoded by attackers with physical access to the vehicle.
Vulnerability discovered on Škoda Superb III (3V3) - 2.0 TDI manufactured in 2022.
problem types: CWE-261
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: LOCAL
availabilityImpact: NONE
baseScore: 3.3
baseSeverity: LOW
confidentialityImpact: LOW
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL