Permissions, Privileges, and Access Controls in Intel products - CVE-2019-14558
Published: September 10, 2020
Vulnerability identifier: #VU46552
CSH Severity: Medium
CVSS v4: 8.6 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-14558
CWE-ID: CWE-264
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to application does not properly impose security restrictions, which leads to security restrictions bypass and privilege escalation in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors. A remote user on the local network can send specially crafted data to the system and execute arbitrary code.
Affected software
Intel Celeron Processor 4000 Series
Intel® Celeron® Processor 5000 Series
10th Generation Intel Core Processors
8th Generation Intel Core Processors
9th Generation Intel Core Processors
Intel® Celeron® Processor 5000 Series
10th Generation Intel Core Processors
8th Generation Intel Core Processors
9th Generation Intel Core Processors
How to mitigate CVE-2019-14558
Intel recommends that users of above Intel® products update to the
latest BIOS version provided by the system manufacturer that addresses
these issues.