Input validation error in Intel products - CVE-2024-21871

Vulnerability identifier: #VU97434

CSH Severity: Low

CVSS v4: 7.1 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-21871

CWE-ID: CWE-20

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to insufficient validation of user-supplied input within the UEFI firmware. A local privileged user can execute arbitrary code with elevated privileges.

Intel Xeon Processor E Family
Intel Xeon D Processors
Intel Xeon Processor E3 v6 Family
Intel Xeon Processor E5 v4 Family
Intel Core X-series Processors
Intel Xeon Processor E5 v3 Family
Intel Xeon Processor E7 v3 Family
6th Generation Intel Core Processors
BIG-IP
Precision 7920 Rack
Precision 7920 XL Rack

Install updates from vendor's website.

Precision 7920 Rack - update to 2.22.2
Precision 7920 XL Rack - update to 2.22.2

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01071.html

• Multiple vulnerabilities in Intel UEFI firmware
• Privilege escalation in F5 BIG-IP Intel UEFI firmware
• Dell Precision Rack update for Intel CPU firmware