Paper/Archive/CVE-2021-23907

CVE-2021-23907

mitre — An issue was discovered in the Headunit NTG6 in the MBUX Infotainment System on Mercedes-Benz vehicles through 2021.

EPSS 2%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (NVD)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 83.8.838 × 2016.8 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

An issue was discovered in the Headunit NTG6 in the MBUX Infotainment System on Mercedes-Benz vehicles through 2021. The count in MultiSvGet, GetAttributes, and MultiSvSet is not checked in the HiQnet Protocol, leading to remote code execution.

Affected

ProductAffectedFixed inSource

n/an/a–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

mitre (CNA)2.9CVSS:3.1/AC:H/AV:P/A:N/C:L/I:L/PR:N/S:U/UI:R

References

refmedia.daimler.com/marsMediaSite/en/instance/ko.xhtml?oid=49946866 refkeenlab.tencent.com/en/2021/05/12/Tencent-Security-Keen-Lab-Experimental-Security-Assessment-on-Mercedes-Benz-Cars refkeenlab.tencent.com/en/whitepapers/Mercedes_Benz_Security_Research_Report_Final.pdf