Improper authentication in Intel products - CVE-2025-20083

Vulnerability identifier: #VU109450

CSH Severity: Low

CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-20083

CWE-ID: CWE-287

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 improper authentication in the Intel Slim Bootloader. A local user can execute arbitrary code with elevated privileges.

Intel Core i3-1115GRE/G4E
Intel Xeon W-11865MLE/MRE
Intel Xeon W-11555MLE/MRE
Intel Xeon W-11155MLE/MRE
Intel Core i7-11850HE
Intel Core i5-11500HE
Intel Core i3-11100HE
Intel Celeron 6600HE/HLE
Intel Core i7-1185G7E/GRE
Intel Core i5-1145G7E/GRE
Intel Celeron 6305E/RE
Intel Core Ultra Processors Series 2
Intel Atom Processor E3900 Series
11th Generation Intel Core Processors
12th Generation Intel Core Processors
13th Generation Intel Core Processors
Intel Core Ultra family
Intel Xeon D Processors
10th Generation Intel Core Processors
Intel Xeon E Processors
Intel Celeron Processors
Intel Pentium Gold Processor Series

Install updates from vendor's website.

• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01290.html

• Privilege escalation in Intel Slim Bootloader