Improper access control in Intel Trusted Execution Engine Firmware - CVE-2020-0566
Published: June 12, 2020
Vulnerability identifier: #VU28983
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-0566
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in subsystem. An attacker with physical access can bypass implemented security restrictions and gain unauthorized access to the application.
Note: This vulnerability affects the following versions of Intel TXE:- 3.0 through 3.1.70
- 4.0 through 4.0.20
Affected software
Intel Trusted Execution Engine Firmware
How to mitigate CVE-2020-0566
Install updates from vendor's website.
Intel Trusted Execution Engine Firmware - addressed in versions 3.1.75, 4.0.25