CVE-2023-40540 — MEDIUM (4.1)

Vulnerability Description

Non-Transparent Sharing of Microarchitectural Resources in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable information disclosure via local access.

CVSS Score

4.1

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Intel	Nuc 11 Pro Kit Nuc11Tnkv50Z Firmware	-
Intel	Nuc 11 Pro Kit Nuc11Tnkv50Z	-
Intel	Nuc 11 Pro Kit Nuc11Tnhv70L Firmware	-
Intel	Nuc 11 Pro Kit Nuc11Tnhv70L	-
Intel	Nuc 11 Pro Kit Nuc11Tnhv50L Firmware	-
Intel	Nuc 11 Pro Kit Nuc11Tnhv50L	-
Intel	Nuc 11 Pro Board Nuc11Tnbv7 Firmware	-
Intel	Nuc 11 Pro Board Nuc11Tnbv7	-
Intel	Nuc 11 Pro Kit Nuc11Tnkv5 Firmware	-
Intel	Nuc 11 Pro Kit Nuc11Tnkv5	-
Intel	Nuc 11 Pro Kit Nuc11Tnkv7 Firmware	-
Intel	Nuc 11 Pro Kit Nuc11Tnkv7	-
Intel	Nuc 11 Pro Kit Nuc11Tnhv5 Firmware	-
Intel	Nuc 11 Pro Kit Nuc11Tnhv5	-
Intel	Nuc 11 Pro Mini Pc Nuc11Tnkv5 Firmware	-
Intel	Nuc 11 Pro Mini Pc Nuc11Tnkv5	-
Intel	Nuc 11 Pro Mini Pc Nuc11Tnkv7 Firmware	-
Intel	Nuc 11 Pro Mini Pc Nuc11Tnkv7	-
Intel	Nuc 11 Pro Kit Nuc11Tnhv7 Firmware	-
Intel	Nuc 11 Pro Kit Nuc11Tnhv7	-

Related Weaknesses (CWE)

CWE-1303

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01001.PatchVendor Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01001.PatchVendor Advisory

FAQ

What is CVE-2023-40540?

CVE-2023-40540 is a vulnerability with a CVSS score of 4.1 (MEDIUM). Non-Transparent Sharing of Microarchitectural Resources in some Intel(R) NUC BIOS firmware may allow a privileged user to potentially enable information disclosure via local access.

How severe is CVE-2023-40540?

CVE-2023-40540 has been rated MEDIUM with a CVSS base score of 4.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-40540?

Check the references section above for vendor advisories and patch information. Affected products include: Intel Nuc 11 Pro Kit Nuc11Tnkv50Z Firmware, Intel Nuc 11 Pro Kit Nuc11Tnkv50Z, Intel Nuc 11 Pro Kit Nuc11Tnhv70L Firmware, Intel Nuc 11 Pro Kit Nuc11Tnhv70L, Intel Nuc 11 Pro Kit Nuc11Tnhv50L Firmware.