Cyber Resilience

CVE-2021-23908

LowPublic PoC

Published: 13 May 2021

Published
13 May 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 2.9 CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
EPSS Score 0.0326 87.4th percentile
Risk Priority 8 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-23908 is a low-severity Type Confusion (CWE-843) vulnerability in Mercedes-Benz Headunit Ntg6 Mercedes-Benz User Experience. Its CVSS base score is 2.9 (Low).

Operationally, ranked in the top 12.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

An issue was discovered in the Headunit NTG6 in the MBUX Infotainment System on Mercedes-Benz vehicles through 2021. A type confusion issue affects MultiSvSetAttributes in the HiQnet Protocol, leading to remote code execution.

CWE(s)
CWE-843

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mercedes-benz
headunit ntg6 mercedes-benz user experience
2021

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References