CVE-2021-23908
CRITICAL
9.8
CVSS Score
Published: May 13, 2021 at 06:57 PM UTC
Updated: June 17, 2026 at 03:39 AM UTC
8 products affected across 1 vendorHeadunit NTG6 Mercedes Benz User ExperienceGle 350A 220 4Matic
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
CRITICAL9.8
Exploit prediction
EPSS 2%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
mercedes-benz-a-220 (environment) · mercedes-benz-a-220-4matic (environment) · mercedes-benz-e-350 (environment) · mercedes-benz-e-350-4matic (environment) · mercedes-benz-eqc (environment) · mercedes-benz-gle-350 (environment) · mercedes-benz-gle-350-4matic (environment)
A 220· Mercedes Benzdevice
80%All versions
80%
All versions
E 350· Mercedes Benzdevice
80%All versions
80%
All versions
Eqc· Mercedes Benzdevice
80%All versions
Gle 350· Mercedes Benzdevice
80%All versions
80%
All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (3)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://keenlab.tencent.com/en/2021/05/12/Tencent-Security-Keen-Lab-Experimental-Security-Assessment-on-Mercedes-Benz-Cars/x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://keenlab.tencent.com/en/whitepapers/Mercedes_Benz_Security_Research_Report_Final.pdfx_refsource_MISCThird Party Advisory
Source: [email protected]
https://media.daimler.com/marsMediaSite/en/instance/ko.xhtml?oid=49946866CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-843
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card