CVE-2017-5691: Intel LR1304SPCFG1 BIOS

Critical severity, CVSS 9.0. EPSS: 1.4% chance of exploitation in the next 30 days.

Incorrect check in Intel processors from 6th and 7th Generation Intel Core Processor Families, Intel Xeon E3-1500M v5 and v6 Product Families, and Intel Xeon E3-1200 v5 and v6 Product Families allows compromised system firmware to impact SGX security via incorrect early system state.

Affected products

• Intel LR1304SPCFG1 BIOS: affected versions not specified
• Intel LR1304SPCFG1R BIOS: affected versions not specified
• Intel NUC6I3SYK BIOS: affected versions not specified
• Intel NUC6I5SYK BIOS: affected versions not specified
• Intel NUC6I7KYK BIOS: affected versions not specified
• Intel NUC7I3BNK BIOS: affected versions not specified
• Intel NUC7I5BNK BIOS: affected versions not specified
• Intel NUC7I7BNH BIOS: affected versions not specified
• Intel r1208sposhor BIOS: affected versions not specified
• Intel r1208sposhorr BIOS: affected versions not specified
• Intel r1304sposhbn BIOS: affected versions not specified
• Intel r1304sposhbnr BIOS: affected versions not specified
• Intel r1304sposhor BIOS: affected versions not specified
• Intel r1304sposhorr BIOS: affected versions not specified
• Intel s1200spl BIOS: affected versions not specified
• Intel s1200splr BIOS: affected versions not specified
• Intel s1200spo BIOS: affected versions not specified
• Intel s1200spor BIOS: affected versions not specified
• Intel s1200sps BIOS: affected versions not specified
• Intel s1200spsr BIOS: affected versions not specified
• Intel STK2M3W64CC BIOS: affected versions not specified
• Intel STK2MV64CC BIOS: affected versions not specified

Published 2017-07-26. Last modified 2026-06-17.