CVE-2022-34460

HIGH

Dell Inspiron and G5 SE Firmware - Authenticated Arbitrary Code Execution in SMRAM via SMI

Title source: llm
STIX 2.1

Description

Prior Dell BIOS versions contain an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory
https://www.dell.com/support/kbdoc/000204686

Scores

CVSS v3 7.5
EPSS 0.0005
EPSS Percentile 15.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-20
Status published
Products (26)
dell/g5_se_5505_firmware < 1.12.1
dell/inspiron_27_7775_firmware < 2.17.0
dell/inspiron_3180_firmware < 1.5.0
dell/inspiron_3185_firmware < 1.5.0
dell/inspiron_3195_2-in-1_firmware < 1.5.0
dell/inspiron_3275_firmware < 1.9.1
dell/inspiron_3475_firmware < 1.9.1
dell/inspiron_3505_firmware < 1.8.0
dell/inspiron_3515_firmware < 1.7.0
dell/inspiron_3585_firmware < 1.9.0
... and 16 more
Published Jan 18, 2023
Tracked Since Feb 18, 2026