CVE-2023-34406: Integer Overflow

Published Feb 13, 2025
·
Updated

An issue was discovered on Mercedes Benz NTG 6. A possible integer overflow exists in the user data import/export function of NTG (New Telematics Generation) 6 head units. To perform this attack, local access to USB interface of the car is needed. With prepared data, an attacker can cause the User-Data service to fail. The failed service instance will restart automatically.

Affected Software

2 affected components
Mercedes Benz NTG 6
Mercedes-Benz Headunit Ntg6 Mercedes-benz User Experience<=2021

Event History

Feb 13, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·11:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2023-34406?

CVE-2023-34406 has been classified with a severity level that indicates it poses a moderate risk due to the requirement for local access to the vehicle's USB interface.

2

How do I fix CVE-2023-34406?

To mitigate CVE-2023-34406, users should ensure that their NTG 6 head units are updated to the latest firmware provided by Mercedes-Benz.

3

What are the potential impacts of CVE-2023-34406?

Exploiting CVE-2023-34406 may lead to unauthorized access or manipulation of user data within the NTG 6 head units.

4

What systems are affected by CVE-2023-34406?

CVE-2023-34406 specifically affects the Mercedes-Benz NTG 6 head units.

5

Is local access required to exploit CVE-2023-34406?

Yes, local access to the vehicle's USB interface is necessary to exploit CVE-2023-34406.

Contact

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