CVE-2023-34403: Mercedes-Benz Headunit NTG6 Mercedes-Benz User Experience

Medium severity, CVSS 4.9. EPSS: 0.2% chance of exploitation in the next 30 days.

Mercedes-Benz head-unit NTG6 has Ethernet pins on Base Board to connect module CSB. Attacker can connect to this pins and get access to internal network. A race condition can be acquired and attacker can spoof “UserData” with desirable file path and access it though backup on USB.

Affected products

• Mercedes-Benz Headunit NTG6 Mercedes-Benz User Experience: up to and including 2021

Published 2025-02-13. Last modified 2026-06-17.