CVE-2023-34402: Mercedes-Benz head-unit NTG6 contains functions to import or export profile settings over USB

Q: How do I fix CVE-2023-34402?

headunit ntg6 mercedes-benz user experience: upgrade to newer than 2021. Exact commands for each OS are on this page.

Q: Is CVE-2023-34402 being exploited?

CVE-2023-34402 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-34402 affect?

CVE-2023-34402 affects headunit ntg6 mercedes-benz user experience. Severity is high (CVSS 7.7). Mercedes-Benz head-unit NTG6 contains functions to import or export profile settings over USB. Inside file is encapsulate another file, which service will drop during processing. Due to missed checks, attacker can achieve Arbitrary File Wri

Routine

HIGH 7.7UPGRADE

CVE-2023-34402 is a high-severity flaw (CVSS 7.7) affecting headunit ntg6 mercedes-benz user experience. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Mercedes-Benz head-unit NTG6 contains functions to import or export profile settings over USB. Inside file is encapsulate another file, which service will drop during processing. Due to missed checks, attacker can achieve Arbitrary File Write with service speech rights.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.7 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 87%)
CISA exploited list	No
Weakness	CWE-787
Published	2025-02-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: mercedes-benz

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-02-13 23:15 UTCPublished CVE record published
2026-06-17 06:03 UTCUpdated Record last modified

mercedes-benz headunit ntg6 mercedes-benz user experience UPGRADE

Affected: <= 2021

Fixed in: newer than 2021

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy headunit-ntg6-mercedes-benz-user-experience || rpm -q headunit-ntg6-mercedes-benz-user-experience || headunit-ntg6-mercedes-benz-user-experience --version

2. UPGRADE to newer than 2021 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade headunit-ntg6-mercedes-benz-user-experience

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade headunit-ntg6-mercedes-benz-user-experience

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-34402?

headunit ntg6 mercedes-benz user experience: upgrade to newer than 2021. Exact commands for each OS are on this page.

Is CVE-2023-34402 being exploited?

CVE-2023-34402 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-34402 affect?

CVE-2023-34402 affects headunit ntg6 mercedes-benz user experience. Severity is high (CVSS 7.7). Mercedes-Benz head-unit NTG6 contains functions to import or export profile settings over USB. Inside file is encapsulate another file, which service will drop during processing. Due to missed checks, attacker can achieve Arbitrary File Wri

How urgent is CVE-2023-34402?

Priority 30/100. High severity

Related CVEs

CVE-2024-37603 MEDIUM 4.6 DOWNGRADE An issue was discovered in Mercedes Benz NTG (New Telematics Generation) 6
CVE-2024-37602 MEDIUM 4.6 UPGRADE An issue was discovered in Mercedes Benz NTG (New Telematics Generation) 6 through 2021
CVE-2024-37601 MEDIUM 4.6 UPGRADE An issue was discovered in Mercedes Benz NTG (New Telematics Generation) 6
CVE-2024-37600 MEDIUM 6.8 UPGRADE An issue was discovered in Mercedes Benz NTG (New Telematics Generation) 6 through 2021
CVE-2023-34406 LOW 3.3 UPGRADE An issue was discovered on Mercedes Benz NTG 6

References

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