LOW
CVE-2023-34406
CWE-190Published: February 13, 2025· Updated: Jun 17, 2026
3.3
CVSS v3.1
Official Description
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 is needed. With prepared data, an attacker can cause the User-Data service to fail. The failed service instance will restart automatically.
Technical Analysis
CVE-2023-34406 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityLow
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
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
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (1)
→
https://securelist.com/mercedes-benz-head-unit-security-research/115218/Third Party Advisory
Quick Facts
CVE IDCVE-2023-34406
CVSS Score3.3 / 10
SeverityLOW
WeaknessCWE-190
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 13, 2025
Related CVEs (CWE-190)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-34406 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.