Improper access control in nVidia products - CVE-2021-34387
Published: June 21, 2021
Vulnerability identifier: #VU54273
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-34387
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: nVidia
Affected software:
Jetson TX1
Jetson TX2 series
Jetson TX2 NX
Jetson AGX Xavier series
Jetson Xavier NX
Jetson Nano
Jetson Nano 2GB
Jetson TX1
Jetson TX2 series
Jetson TX2 NX
Jetson AGX Xavier series
Jetson Xavier NX
Jetson Nano
Jetson Nano 2GB
Detailed vulnerability description
The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in the ARM TrustZone Technology. A local administrator can gain write access to kernel code and data that is otherwise mapped read only.
How to mitigate CVE-2021-34387
Install updates from vendor's website.