PT-2021-15607 · Mercedes Benz · Mbux Infotainment System

Published 2021-05-13 · Updated 2021-05-25 · CVE-2021-23910

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: MBUX Infotainment System versions 2.1 and earlier

Description: An issue was discovered in the MBUX Infotainment System, specifically in the HERMES 2.1 version, which affects Mercedes-Benz vehicles through 2021. The issue is related to an out-of-bounds array access in the RemoteDiagnosisApp.

Recommendations: For MBUX Infotainment System version 2.1, consider restricting access to the RemoteDiagnosisApp until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-23910

Affected Products

Mbux Infotainment System

References · 6

• 🔥 https://keenlab.tencent.com/en/whitepapers/Mercedes_Benz_Security_Research_Report_Final.pdf · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-23910 · Security Note
• https://osv.dev/vulnerability/CVE-2021-23910 · Vendor Advisory
• https://t.me/cvenotify/15025 · Telegram Post
• 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