HOMEVULNERABILITIESCVE-2023-34402
HIGH

CVE-2023-34402

CWE-787Published: February 13, 2025· Updated: Jun 17, 2026

7.7
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2023-34402 requires local access, meaning attackers must already have a foothold on the target system.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.7.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected Vendors & Products

mercedes-benz1 product(s)
headunit ntg6 mercedes-benz user experience
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories

ADVISORYhttps://securelist.com/mercedes-benz-head-unit-security-research/115218/

All References (1)

→
https://securelist.com/mercedes-benz-head-unit-security-research/115218/Third Party Advisory

Quick Facts

CVE IDCVE-2023-34402
CVSS Score7.7 / 10
SeverityHIGH
WeaknessCWE-787
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 13, 2025

Related CVEs (CWE-787)

CVE-2019-5049
10.0
CVE-2022-30292
10.0
CVE-2019-6235
10.0
CVE-2019-5684
10.0
CVE-2020-11897
10.0
CVE-2004-0574
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-34402 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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