MEDIUM · 6.7

CVE-2021-33103

Unintended intermediary in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

Vulnerability Description

Unintended intermediary in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

CVSS Score

6.7

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
IntelXeon E-2386G Firmware-
IntelXeon E-2386G-
IntelXeon E-2374G Firmware-
IntelXeon E-2374G-
IntelXeon E-2314 Firmware-
IntelXeon E-2314-
IntelXeon E-2334 Firmware-
IntelXeon E-2334-
IntelXeon E-2356G Firmware-
IntelXeon E-2356G-
IntelXeon E-2378 Firmware-
IntelXeon E-2378-
IntelXeon E-2324G Firmware-
IntelXeon E-2324G-
IntelXeon E-2378G Firmware-
IntelXeon E-2378G-
IntelXeon E-2336 Firmware-
IntelXeon E-2336-
IntelXeon E-2388G Firmware-
IntelXeon E-2388G-

References

FAQ

What is CVE-2021-33103?

CVE-2021-33103 is a vulnerability with a CVSS score of 6.7 (MEDIUM). Unintended intermediary in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.

How severe is CVE-2021-33103?

CVE-2021-33103 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-33103?

Check the references section above for vendor advisories and patch information. Affected products include: Intel Xeon E-2386G Firmware, Intel Xeon E-2386G, Intel Xeon E-2374G Firmware, Intel Xeon E-2374G, Intel Xeon E-2314 Firmware.