Input validation error in zephyr - CVE-2020-10058
Published: May 12, 2020 / Updated: August 8, 2020
Vulnerability identifier: #VU34395
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-10058
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: rutantan
Affected software:
zephyr
zephyr
Detailed vulnerability description
The vulnerability allows a local authenticated user to execute arbitrary code.
Multiple syscalls in the Kscan subsystem perform insufficient argument validation, allowing code executing in userspace to potentially gain elevated privileges. See NCC-ZEP-006 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions.
How to mitigate CVE-2020-10058
Install update from vendor's website.