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CVE-2023-34399

Mercedes-benz Headunit Ntg6 Mercedes-benz User Experience integer overflow

9.8 CRITICALEPSS 0.83%
  1. Published13 Feb 2025

Description

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Mercedes-benz Headunit Ntg6 Mercedes-benz User Experience≤ 2021

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2023-34399 being actively exploited?

CVE-2023-34399 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.83%.

How severe is CVE-2023-34399?

CVE-2023-34399 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.83% probability of exploitation.

Which products are affected by CVE-2023-34399?

Affected products include Mercedes-benz Headunit Ntg6 Mercedes-benz User Experience.

How do I fix CVE-2023-34399?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-34399 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.