MEDIUM · 6.7

CVE-2021-33124

Out-of-bounds write 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

Out-of-bounds write 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 Bronze 3206R Firmware-
IntelXeon Bronze 3206R-
IntelXeon Gold 5218R Firmware-
IntelXeon Gold 5218R-
IntelXeon Gold 5220R Firmware-
IntelXeon Gold 5220R-
IntelXeon Gold 6208U Firmware-
IntelXeon Gold 6208U-
IntelXeon Gold 6226R Firmware-
IntelXeon Gold 6226R-
IntelXeon Gold 6230R Firmware-
IntelXeon Gold 6230R-
IntelXeon Gold 6238R Firmware-
IntelXeon Gold 6238R-
IntelXeon Gold 6240R Firmware-
IntelXeon Gold 6240R-
IntelXeon Gold 6242R Firmware-
IntelXeon Gold 6242R-
IntelXeon Gold 6246R Firmware-
IntelXeon Gold 6246R-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-33124?

CVE-2021-33124 is a vulnerability with a CVSS score of 6.7 (MEDIUM). Out-of-bounds write 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-2021-33124?

CVE-2021-33124 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-2021-33124?

Check the references section above for vendor advisories and patch information. Affected products include: Intel Xeon Bronze 3206R Firmware, Intel Xeon Bronze 3206R, Intel Xeon Gold 5218R Firmware, Intel Xeon Gold 5218R, Intel Xeon Gold 5220R Firmware.