Cyber Resilience

CVE-2023-34406

Low

Published: 13 February 2025

Published
13 February 2025
Modified
27 June 2025
KEV Added
Patch
CVSS Score v3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS Score 0.0013 31.8th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-34406 is a low-severity Integer Overflow or Wraparound (CWE-190) vulnerability in Mercedes-Benz Headunit Ntg6 Mercedes-Benz User Experience. Its CVSS base score is 3.3 (Low).

Operationally, ranked at the 31.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

is needed. With prepared data, an attacker can cause the User-Data service to fail. The failed service instance will restart automatically.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mercedes-benz
headunit ntg6 mercedes-benz user experience
≤ 2021

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References