Strix
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CVE-2021-33122

HIGHCVSS 7.8/10EPSS 0.25%

Last modified

CVE-2021-33122 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Insufficient control flow management in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

Insufficient control flow management in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
0.25%

16.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
IntelXeon E-2386g FirmwareAll versions
IntelXeon E-2374g FirmwareAll versions
IntelXeon E-2314 FirmwareAll versions
IntelXeon E-2334 FirmwareAll versions
IntelXeon E-2356g FirmwareAll versions
IntelXeon E-2378 FirmwareAll versions
IntelXeon E-2324g FirmwareAll versions
IntelXeon E-2378g FirmwareAll versions
IntelXeon E-2336 FirmwareAll versions
IntelXeon E-2388g FirmwareAll versions
IntelXeon W-1350 FirmwareAll versions
IntelXeon W-1370 FirmwareAll versions
IntelXeon W-1370p FirmwareAll versions
IntelXeon W-1390 FirmwareAll versions
IntelXeon W-1390p FirmwareAll versions
IntelXeon W-1390t FirmwareAll versions
IntelXeon W-1350p FirmwareAll versions
IntelCore I3-1000g1 FirmwareAll versions
IntelCore I3-1000g4 FirmwareAll versions
IntelCore I3-1005g1 FirmwareAll versions
IntelCore I3-10100 FirmwareAll versions
IntelCore I3-10100e FirmwareAll versions
IntelCore I3-10100f FirmwareAll versions
IntelCore I3-10100t FirmwareAll versions
IntelCore I3-10100te FirmwareAll versions
IntelCore I3-10100y FirmwareAll versions
IntelCore I3-10105 FirmwareAll versions
IntelCore I3-10105f FirmwareAll versions
IntelCore I3-10105t FirmwareAll versions
IntelCore I3-10110u FirmwareAll versions
IntelCore I3-10110y FirmwareAll versions
IntelCore I3-10300 FirmwareAll versions
IntelCore I3-10300t FirmwareAll versions
IntelCore I3-10305 FirmwareAll versions
IntelCore I3-10305t FirmwareAll versions
IntelCore I3-10320 FirmwareAll versions
IntelCore I3-10325 FirmwareAll versions
IntelCore I3-11100he FirmwareAll versions
IntelCore I3-1110g4 FirmwareAll versions
IntelCore I3-1115g4 FirmwareAll versions
IntelCore I3-1115g4e FirmwareAll versions
IntelCore I3-1115gre FirmwareAll versions
IntelCore I3-1120g4 FirmwareAll versions
IntelCore I3-1125g4 FirmwareAll versions
IntelCore I3-9100 FirmwareAll versions
IntelCore I3-9100e FirmwareAll versions
IntelCore I3-9100f FirmwareAll versions
IntelCore I3-9100hl FirmwareAll versions
IntelCore I3-9100t FirmwareAll versions
IntelCore I3-9100te FirmwareAll versions

Showing 50 of 233 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-33122?
Insufficient control flow management in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.
How severe is CVE-2021-33122?
CVE-2021-33122 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2021-33122?
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-2021-33122?

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

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Source: NVD / NIST