What is the CVSS score of CVE-2023-34403?

CVE-2023-34403 has a CVSS 3.1 base score of 4.9 (Medium). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L. EPSS exploitation probability: 0.1%.

Which versions of Headunit Ntg6 Mercedes Benz User Experience are affected by CVE-2023-34403?

Organizations using Mercedes-Benz head-unit NTG6 should be aware of moderate risk from CVE-2023-34403, a improper access control vulnerability rated CVSS 4.9.

How to fix or mitigate CVE-2023-34403?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Headunit Ntg6 Mercedes Benz User Experience CVE-2023-34403

MEDIUM

Improper Access Control (CWE-284)

2025-02-13 cve@mitre.org

Authentication Bypass Headunit Ntg6 Mercedes Benz User Experience

4.9

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.9 MEDIUM

AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:26 vuln.today

CVE Published

Feb 13, 2025 - 23:15 nvd

MEDIUM 4.9

DescriptionCVE.org

Mercedes-Benz head-unit NTG6 has Ethernet pins on Base Board to connect module CSB. Attacker can connect to this pins and get access to internal network. A race condition can be acquired and attacker can spoof “UserData” with desirable file path and access it though backup on USB.

AnalysisAI

Mercedes-Benz head-unit NTG6 has Ethernet pins on Base Board to connect module CSB. Rated medium severity (CVSS 4.9), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-284. Mercedes-Benz head-unit NTG6 has Ethernet pins on Base Board to connect module CSB. Attacker can connect to this pins and get access to internal network. A race condition can be acquired and attacker can spoof “UserData” with desirable file path and access it though backup on USB. Affected products include: Mercedes-Benz Headunit Ntg6 Mercedes-Benz User Experience.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.