HIGH · 7.1

CVE-2022-34400

Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.

Vulnerability Description

Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.

CVSS Score

7.1

HIGH

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

Affected Products

VendorProductVersions
DellAlienware M15 R6 Firmware< 1.17.0
DellAlienware M15 R6-
DellAlienware M15 R7 Firmware< 1.4.3
DellAlienware M15 R7-
DellAlienware M15 Ryzen Edition R5 Firmware< 1.8.0
DellAlienware M15 Ryzen Edition R5-
DellAlienware M17 R5 Amd Firmware< 1.4.3
DellAlienware M17 R5 Amd-
DellG15 5510 Firmware< 1.16.0
DellG15 5510-
DellG15 5511 Firmware< 1.18.0
DellG15 5511-
DellG15 5515 Firmware< 1.8.0
DellG15 5515-
DellG15 5525 Firmware< 1.4.3
DellG15 5525-
DellG5 Se 5505 Firmware< 1.13.0
DellG5 Se 5505-
DellInspiron 14 5410 2-In-1 Firmware< 2.15.2
DellInspiron 14 5410 2-In-1-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2022-34400?

CVE-2022-34400 is a vulnerability with a CVSS score of 7.1 (HIGH). Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.

How severe is CVE-2022-34400?

CVE-2022-34400 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-34400?

Check the references section above for vendor advisories and patch information. Affected products include: Dell Alienware M15 R6 Firmware, Dell Alienware M15 R6, Dell Alienware M15 R7 Firmware, Dell Alienware M15 R7, Dell Alienware M15 Ryzen Edition R5 Firmware.