PT-2021-15603 · Mercedes Benz · Mercedes-Benz Mbux Infotainment System

Published 2021-05-13 · Updated 2021-05-25 · CVE-2021-23906

Positive Technologies (AI Summary)

CVSS v3.1

6.8

Medium

Base vector

AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Mercedes-Benz MBUX Infotainment System versions through 2021

Description: An issue was discovered in the Headunit NTG6, where a Message Length is not checked in the HiQnet Protocol, leading to remote code execution.

Recommendations: For versions through 2021, at the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2021-23906

Affected Products

Mercedes-Benz Mbux Infotainment System

References · 5

• 🔥 https://keenlab.tencent.com/en/whitepapers/Mercedes_Benz_Security_Research_Report_Final.pdf · Exploit
• https://osv.dev/vulnerability/CVE-2021-23906 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-23906 · Security Note
• https://keenlab.tencent.com/en/2021/05/12/Tencent-Security-Keen-Lab-Experimental-Security-Assessment-on-Mercedes-Benz-Cars · Note
• https://media.daimler.com/marsMediaSite/en/instance/ko.xhtml?oid=49946866 · Note