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CVE-2021-33086

MEDIUMCVSS 5.5/10EPSS 0.21%

Last modified

CVE-2021-33086 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Out-of-bounds write in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable denial of service via local access.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

Out-of-bounds write in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable denial of service via local access.

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
0.21%

11.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
IntelNuc M15 Laptop Kit Lapbc510 Firmware< bctgl357.0064
IntelNuc M15 Laptop Kit Lapbc710 Firmware< bctgl357.0064
IntelNuc 11 Compute Element Cm11ebc4w Firmware< ebtgl357.0056
IntelNuc 11 Compute Element Cm11ebi38w Firmware< ebtgl357.0056
IntelNuc 11 Compute Element Cm11ebi58w Firmware< ebtgl357.0056
IntelNuc 11 Compute Element Cm11ebi716w Firmware< ebtgl357.0056
IntelNuc 11 Performance Kit Nuc11pahi3 Firmware< patgl357.0040
IntelNuc 11 Performance Kit Nuc11pahi5 Firmware< patgl357.0040
IntelNuc 11 Performance Kit Nuc11pahi7 Firmware< patgl357.0040
IntelNuc 11 Performance Kit Nuc11paki3 Firmware< patgl357.0040
IntelNuc 11 Performance Kit Nuc11paki5 Firmware< patgl357.0040
IntelNuc 11 Performance Kit Nuc11paki7 Firmware< patgl357.0040
IntelNuc 11 Performance Mini Pc Nuc11paqi50wa Firmware< patgl357.0040
IntelNuc 11 Performance Mini Pc Nuc11paqi70qa Firmware< patgl357.0040
IntelNuc 11 Pro Board Nuc11tnbi3 Firmware< tntgl357.0057
IntelNuc 11 Pro Board Nuc11tnbi5 Firmware< tntgl357.0057
IntelNuc 11 Pro Board Nuc11tnbi7 Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnhi3 Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnhi30l Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnhi30p Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnhi5 Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnhi50l Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnhi50w Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnhi7 Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnhi70l Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnhi70q Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnki3 Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnki5 Firmware< tntgl357.0057
IntelNuc 11 Pro Kit Nuc11tnki7 Firmware< tntgl357.0057
IntelNuc 11 Enthusiast Kit Nuc11phki7c Firmware< phtgl579.0062
IntelNuc 11 Enthusiast Mini Pc Nuc11phki7caa Firmware< phtgl579.0062
IntelNuc 10 Performance Kit Nuc10i3fnh Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i3fnhf Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i3fnk Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i5fnh Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i5fnhf Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i5fnhj Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i5fnk Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i5fnkp Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i7fnh Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i7fnhc Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i7fnk Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i7fnkp Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i3fnhfa Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i3fnhja Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i5fnhca Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i5fnhja Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i5fnkpa Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i7fnhaa Firmware< fncml.0052
IntelNuc 10 Performance Kit Nuc10i7fnhja Firmware< fncml.0052

Showing 50 of 103 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-33086?
Out-of-bounds write in firmware for some Intel(R) NUCs may allow an authenticated user to potentially enable denial of service via local access.
How severe is CVE-2021-33086?
CVE-2021-33086 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2021-33086?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-33086?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST