#VU34491 Input validation error in Google Android - CVE-2018-21063
Published: April 8, 2020 / Updated: August 8, 2020
Vulnerability identifier: #VU34491
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-21063
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Google Android
Google Android
Software vendor:
Google
Description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
An issue was discovered on Samsung mobile devices with M(6.0), N(7.x), and O(8.x) (Exynos chipsets) software. Keymaster has an architectural problem because tlApi in TEE is not properly protected. The Samsung ID is SVE-2018-11792 (August 2018).
Remediation
Install update from vendor's website.