CVE-2018-9322
The Head Unit HU_NBT (aka Infotainment) component on BMW i Series, BMW X Series, BMW 3 Series, BMW 5 Series, and BMW 7 Series vehicles produced in 2012 through 2018 allows local attacks involving the USB or OBD-II interface.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.67%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The Head Unit HU_NBT (aka Infotainment) component on BMW i Series, BMW X Series, BMW 3 Series, BMW 5 Series, and BMW 7 Series vehicles produced in 2012 through 2018 allows local attacks involving the USB or OBD-II interface. An attacker can bypass the code-signing protection mechanism for firmware updates, and consequently obtain a root shell.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.67% probability · 50th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-693
- Affected
- bmw/head unit hu nbt firmware
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/104258Third Party Advisory, VDB Entry
- https://keenlab.tencent.com/en/Experimental_Security_Assessment_of_BMW_Cars_by_KeenLab.pdfExploit, Third Party Advisory
- https://www.theregister.co.uk/2018/05/23/bmw_security_bugs/Third Party Advisory
- http://www.securityfocus.com/bid/104258Third Party Advisory, VDB Entry
- https://keenlab.tencent.com/en/Experimental_Security_Assessment_of_BMW_Cars_by_KeenLab.pdfExploit, Third Party Advisory
- https://www.theregister.co.uk/2018/05/23/bmw_security_bugs/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.