Vulnerability Description
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.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mercedes-Benz | Headunit Ntg6 Mercedes-Benz User Experience | 2021 |
| Mercedes-Benz | A 220 | - |
| Mercedes-Benz | A 220 4Matic | - |
| Mercedes-Benz | E 350 | - |
| Mercedes-Benz | E 350 4Matic | - |
| Mercedes-Benz | Eqc | - |
| Mercedes-Benz | Gle 350 | - |
| Mercedes-Benz | Gle 350 4Matic | - |
References
- https://keenlab.tencent.com/en/2021/05/12/Tencent-Security-Keen-Lab-ExperimentalThird Party Advisory
- https://keenlab.tencent.com/en/whitepapers/Mercedes_Benz_Security_Research_ReporExploitThird Party Advisory
- https://media.daimler.com/marsMediaSite/en/instance/ko.xhtml?oid=49946866Third Party Advisory
- https://keenlab.tencent.com/en/2021/05/12/Tencent-Security-Keen-Lab-ExperimentalThird Party Advisory
- https://keenlab.tencent.com/en/whitepapers/Mercedes_Benz_Security_Research_ReporExploitThird Party Advisory
- https://media.daimler.com/marsMediaSite/en/instance/ko.xhtml?oid=49946866Third Party Advisory
FAQ
What is CVE-2021-23907?
CVE-2021-23907 is a vulnerability with a CVSS score of 2.9 (LOW). 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...
How severe is CVE-2021-23907?
CVE-2021-23907 has been rated LOW with a CVSS base score of 2.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-23907?
Check the references section above for vendor advisories and patch information. Affected products include: Mercedes-Benz Headunit Ntg6 Mercedes-Benz User Experience, Mercedes-Benz A 220, Mercedes-Benz A 220 4Matic, Mercedes-Benz E 350, Mercedes-Benz E 350 4Matic.