Certain Supermicro X11S, X10, X9, X8SI, K1SP, C9X299, C7, B1, A2, and A1 products have a misconfigured Descriptor Region, allowing OS programs to modify firmware.
https://www.supermicro.com/support/security_Intel-SA-00088.cfm?pg=X10#tab
https://www.bleepingcomputer.com/news/security/firmware-vulnerabilities-disclosed-in-supermicro-server-products/
https://blog.eclypsium.com/2018/06/07/firmware-vulnerabilities-in-supermicro-systems/
Source: Mitre, NVD
Published: 2018-07-09
Updated: 2026-06-17
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 6.7
Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Severity: Medium
EPSS: 0.00059