#VU48429 Permissions, Privileges, and Access Controls in Intel products - CVE-2020-8739

Vulnerability identifier: #VU48429

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2020-8739

CWE-ID: CWE-264

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
2nd Generation Intel Xeon Scalable Processors
Intel Core X-series Processors
Intel Xeon W Processors
Intel Xeon D Processors
Intel Xeon Scalable Processors

Software vendor:
Intel

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to usage of potentially dangerous function in Intel BIOS platform sample code, which leads to security restrictions bypass and privilege escalation.

Install updates from vendor's website.

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00390