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HIGH · 7.5

CVE-2022-34420

Dell PowerEdge BIOS and Dell Precision BIOS contain an Improper SMM communication buffer verification vulnerability. A local malicious user with high Privileges may potentially exploit this vulnerabi...

Vulnerability Description

Dell PowerEdge BIOS and Dell Precision BIOS contain an Improper SMM communication buffer verification vulnerability. A local malicious user with high Privileges may potentially exploit this vulnerability to perform arbitrary code execution or cause denial of service.

CVSS Score

7.5

HIGH

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

Affected Products

VendorProductVersions
DellR6515 Firmware< 2.9.3
DellR6515-
DellR7515 Firmware< 2.9.3
DellR7515-
DellR6525 Firmware< 2.9.3
DellR6525-
DellR7525 Firmware< 2.9.3
DellR7525-
DellXe8545 Firmware< 2.9.4
DellXe8545-
DellC6525 FirmwareAll versions
DellC6525-
DellR6415 Firmware< 1.19.0
DellR6415-
DellR7415 Firmware< 1.19.0
DellR7415-
DellR7425 Firmware< 1.19.0
DellR7425-
DellR750 Firmware< 1.8.2
DellR750-

Related Weaknesses (CWE)

CWE-119

References

FAQ

What is CVE-2022-34420?

CVE-2022-34420 is a vulnerability with a CVSS score of 7.5 (HIGH). Dell PowerEdge BIOS and Dell Precision BIOS contain an Improper SMM communication buffer verification vulnerability. A local malicious user with high Privileges may potentially exploit this vulnerabi...

How severe is CVE-2022-34420?

CVE-2022-34420 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-34420?

Check the references section above for vendor advisories and patch information. Affected products include: Dell R6515 Firmware, Dell R6515, Dell R7515 Firmware, Dell R7515, Dell R6525 Firmware.