What’s Vulnerable › Vulnerabilities

CVE-2023-40540

• Severity: medium (CVSS 4.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-14 · updated 2026-06-17
• Weakness: CWE-1303

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.

Affected products

• Intel Nuc 11 Enthusiast Kit Nuc11Phki7C Firmware: all versions
• Intel Nuc 11 Enthusiast Mini Pc Nuc11Phki7Caa Firmware: all versions
• Intel Nuc 11 Performance Kit Nuc11Pahi30Z Firmware: all versions
• Intel Nuc 11 Performance Kit Nuc11Pahi3 Firmware: all versions
• Intel Nuc 11 Performance Kit Nuc11Pahi50Z Firmware: all versions
• Intel Nuc 11 Performance Kit Nuc11Pahi5 Firmware: all versions
• Intel Nuc 11 Performance Kit Nuc11Pahi70Z Firmware: all versions
• Intel Nuc 11 Performance Kit Nuc11Pahi7 Firmware: all versions
• Intel Nuc 11 Performance Kit Nuc11Paki3 Firmware: all versions
• Intel Nuc 11 Performance Kit Nuc11Paki5 Firmware: all versions
• Intel Nuc 11 Performance Kit Nuc11Paki7 Firmware: all versions
• Intel Nuc 11 Performance Mini Pc Nuc11Paqi50Wa Firmware: all versions
• Intel Nuc 11 Performance Mini Pc Nuc11Paqi70Qa Firmware: all versions
• Intel Nuc 11 Pro Board Nuc11Tnbi30Z Firmware: all versions
• Intel Nuc 11 Pro Board Nuc11Tnbi3 Firmware: all versions
• Intel Nuc 11 Pro Board Nuc11Tnbi50Z Firmware: all versions
• Intel Nuc 11 Pro Board Nuc11Tnbi5 Firmware: all versions
• Intel Nuc 11 Pro Board Nuc11Tnbi70Z Firmware: all versions
• Intel Nuc 11 Pro Board Nuc11Tnbi7 Firmware: all versions
• Intel Nuc 11 Pro Board Nuc11Tnbv5 Firmware: all versions
• Intel Nuc 11 Pro Board Nuc11Tnbv7 Firmware: all versions
• Intel Nuc 11 Pro Kit Nuc11Tnhi30L Firmware: all versions
• Intel Nuc 11 Pro Kit Nuc11Tnhi30P Firmware: all versions
• Intel Nuc 11 Pro Kit Nuc11Tnhi30Z Firmware: all versions
• Intel Nuc 11 Pro Kit Nuc11Tnhi3 Firmware: all versions
• Intel Nuc 11 Pro Kit Nuc11Tnhi50L Firmware: all versions
• Intel Nuc 11 Pro Kit Nuc11Tnhi50W Firmware: all versions
• Intel Nuc 11 Pro Kit Nuc11Tnhi50Z Firmware: all versions
• Intel Nuc 11 Pro Kit Nuc11Tnhi5 Firmware: all versions
• Intel Nuc 11 Pro Kit Nuc11Tnhi70L Firmware: all versions

References

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

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