NULL pointer dereference in Mercedes-Benz Headunit Ntg6 User Experience

CVE-2023-34400

Mercedes-Benz head-unit NTG6 contains functions to import or export profile settings over USB. In case of parsing file, service try to define header inside the file and convert it to null-terminated string. If character is missed, will return null pointer.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-34400: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-34400?
CVE-2023-34400 is a high-severity vulnerability in Mercedes-Benz Headunit Ntg6 User Experience, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2025-02-13.
How severe is CVE-2023-34400?
High severity. CVSS v3 base score is 7.5 out of 10.