CVE-2023-34406 Details
Description
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.
An integer overflow vulnerability has been identified in the user data import/export function of Mercedes-Benz NTG 6 head units. This vulnerability requires local access to the vehicle's USB interface. An attacker can exploit this issue by sending prepared data, causing the User-Data service to fail. Although the service instance will automatically restart, the failure can disrupt normal functionality.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Feb 14, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://securelist.com/mercedes-benz-head-unit-security-research/115218/ | [email protected] | Third Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-190 | Integer Overflow or Wraparound | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| mercedes-benz headunit ntg6 mercedes-benz user experience | <= 2021 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 27, 2025 | Initial Analysis | [email protected] |
| Mar 17, 2025 | CVE Modified | CISA-ADP |
| Feb 13, 2025 | New CVE Received | [email protected] |