Home/CVE/Non-Transparent Sharing of Microarchitectural Resources in some Intel(R) NUC BIOS firmware may allow a privileged user t
CVE

CVE-2023-40540

Non-Transparent Sharing of Microarchitectural Resources in some Intel(R) NUC BIOS firmware may allow a privileged user t

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.

MEDIUM · CVSS 4.1 EPSS 0.00057
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1303Non-Transparent Sharing of Microarchitectural Resources
▤

Affected Products & Versions

56
intel nuc 11 pro kit nuc11tnkv50z firmwareall versions
intel nuc 11 pro kit nuc11tnhv70l firmwareall versions
intel nuc 11 pro kit nuc11tnhv50l firmwareall versions
intel nuc 11 pro board nuc11tnbv7 firmwareall versions
intel nuc 11 pro kit nuc11tnkv5 firmwareall versions
intel nuc 11 pro kit nuc11tnkv7 firmwareall versions
intel nuc 11 pro kit nuc11tnhv5 firmwareall versions
intel nuc 11 pro mini pc nuc11tnkv5 firmwareall versions
▣

Scoring & Timeline

4.1
MEDIUM · CVSS v3.1 · secure@intel.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Nov 2023 · 07:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01001.htmlPatchVendor Advisory
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