CVE-2020-12336: Intel Nuc 8 Mainstream-G Kit NUC8I5INH Firmware

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Insecure default variable initialization in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable escalation of privilege via local access.

Affected products

• Intel Nuc 8 Mainstream-G Kit NUC8I5INH Firmware: version inwhl357.0036 only
• Intel Nuc 8 Mainstream-G Kit NUC8I7INH Firmware: version inwhl357.0036 only
• Intel Nuc 8 Mainstream-G Mini Pc NUC8I5INH Firmware: version inwhl357.0036 only
• Intel Nuc 8 Mainstream-G Mini Pc NUC8I7INH Firmware: version inwhl357.0036 only
• Intel Nuc 8 Pro Board NUC8I3PNB Firmware: version pnwhl357.0037 only
• Intel Nuc 8 Pro Kit NUC8I3PNH Firmware: version pnwhl357.0037 only
• Intel Nuc 8 Pro Kit NUC8I3PNK Firmware: version pnwhl357.0037 only
• Intel Nuc 8 Pro Mini Pc NUC8I3PNK Firmware: version pnwhl357.0037 only
• Intel Nuc 8 Rugged Kit NUC8CCHKR Firmware: version chaplcel.0049 only
• Intel Nuc 9 Pro Kit NUC9V7QNX Firmware: version qncflx70.34 only
• Intel Nuc 9 Pro Kit NUC9VXQNX Firmware: version qncflx70.34 only
• Intel Nuc Board h27002-400 Firmware: version tybyt10h.86a only
• Intel Nuc Board h27002-401 Firmware: version tybyt10h.86a only
• Intel Nuc Board h27002-402 Firmware: version tybyt10h.86a only
• Intel Nuc Board h27002-404 Firmware: version tybyt10h.86a only
• Intel Nuc Board h27002-500 Firmware: version tybyt20h.86a only
• Intel Nuc Board NUC8CCHB Firmware: version chaplcel.0049 only
• Intel Nuc Kit h26998-401 Firmware: version tybyt10h.86a only
• Intel Nuc Kit h26998-402 Firmware: version tybyt10h.86a only
• Intel Nuc Kit h26998-403 Firmware: version tybyt10h.86a only
• Intel Nuc Kit h26998-404 Firmware: version tybyt10h.86a only
• Intel Nuc Kit h26998-405 Firmware: version tybyt10h.86a only
• Intel Nuc Kit h26998-500 Firmware: version tybyt20h.86a only

Published 2020-11-12. Last modified 2026-06-17.