Integer overflow in Mercedes-Benz Headunit Ntg6 User Experience

CVE-2023-34399

Mercedes-Benz head-unit NTG6 contains functions to import or export profile settings over USB. Some values of this table are serialized archive according boost library. The version of boost library contains vulnerability integer overflow.

Vulnerability class: Integer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (55.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.8% 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-2023-34399: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-34399?
CVE-2023-34399 is a critical-severity vulnerability in Mercedes-Benz Headunit Ntg6 User Experience, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2025-02-13.
How severe is CVE-2023-34399?
Critical severity. CVSS v3 base score is 9.8 out of 10.