CVE-2020-8670

Race condition in the firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

CVSS 3.1

6.4CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 18% of CVEs (scores of 2026-10-25)

CWE

CWE-362

Published

2021-06-09

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

Affected

• intel:bios
• netapp:aff_bios
• netapp:cloud_backup
• netapp:fas_bios
• netapp:hci_compute_node_bios
• netapp:hci_storage_node_bios
• netapp:solidfire_bios
• siemens:simatic_field_pg_m6_firmware
• siemens:simatic_ipc427e_firmware
• siemens:simatic_ipc477e_firmware
• siemens:simatic_ipc477e_pro_firmware
• siemens:simatic_ipc527g_firmware
• siemens:simatic_ipc547g_firmware
• siemens:simatic_ipc627e_firmware
• siemens:simatic_ipc647e_firmware
• siemens:simatic_ipc677e_firmware
• siemens:simatic_ipc847e_firmware
• siemens:simatic_itp1000_firmware

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf
• https://security.netapp.com/advisory/ntap-20210702-0002/
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00463.html
• https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf
• https://security.netapp.com/advisory/ntap-20210702-0002/

Check your stackJSON