1. Home
  2. CVE Database
  3. CVE-2022-34398
HIGH · 7.5

CVE-2022-34398

Dell BIOS contains a Time-of-check Time-of-use vulnerability. A local authenticated malicious user could\u00a0potentially exploit this vulnerability by using a specifically timed DMA transaction duri...

Vulnerability Description

Dell BIOS contains a Time-of-check Time-of-use vulnerability. A local authenticated malicious user could\u00a0potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI to gain arbitrary code execution on the system.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
DellAlienware Area 51M R1 Firmware< 1.22.2
DellAlienware Area 51M R1-
DellAlienware Area 51M R2 Firmware< 1.19.0
DellAlienware Area 51M R2-
DellAlienware Aurora R10 Firmware< 2.3.2
DellAlienware Aurora R10-
DellAlienware Aurora R11 Firmware< 1.0.17
DellAlienware Aurora R11-
DellAlienware Aurora R12 Firmware< 1.1.17
DellAlienware Aurora R12-
DellAlienware Aurora R13 Firmware< 1.7.0
DellAlienware Aurora R13-
DellAlienware Aurora R8 Firmware< 1.0.26
DellAlienware Aurora R8-
DellAlienware Aurora R9 Firmware< 1.0.22
DellAlienware Aurora R9-
DellAlienware M15 R1 Firmware< 2.15.0
DellAlienware M15 R1-
DellAlienware M15 R2 Firmware< 1.18.3
DellAlienware M15 R2-

Related Weaknesses (CWE)

CWE-367

References

FAQ

What is CVE-2022-34398?

CVE-2022-34398 is a vulnerability with a CVSS score of 7.5 (HIGH). Dell BIOS contains a Time-of-check Time-of-use vulnerability. A local authenticated malicious user could\u00a0potentially exploit this vulnerability by using a specifically timed DMA transaction duri...

How severe is CVE-2022-34398?

CVE-2022-34398 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-2022-34398?

Check the references section above for vendor advisories and patch information. Affected products include: Dell Alienware Area 51M R1 Firmware, Dell Alienware Area 51M R1, Dell Alienware Area 51M R2 Firmware, Dell Alienware Area 51M R2, Dell Alienware Aurora R10 Firmware.