CVE-2022-31226

HIGH

Dell BIOS < 1.1.66 - Authenticated Stack-based Buffer Overflow

Title source: llm
STIX 2.1

Description

Dell BIOS versions contain a Stack-based Buffer Overflow vulnerability. A local authenticated malicious user could potentially exploit this vulnerability by sending excess data to a function in order to gain arbitrary code execution on the system.

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://www.dell.com/support/kbdoc/000202196

Scores

CVSS v3 7.1
EPSS 0.0006
EPSS Percentile 18.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Details

CWE
CWE-121 CWE-787
Status published
Products (25)
dell/chengming_3900_firmware < 1.1.66
dell/inspiron_14_plus_7420_firmware < 1.2.0
dell/inspiron_16_plus_7620_firmware < 1.2.0
dell/inspiron_3910_firmware < 1.1.66
dell/inspiron_5320_firmware < 1.1.0
dell/inspiron_5420_firmware < 1.4.1
dell/inspiron_5620_firmware < 1.4.1
dell/inspiron_7420_firmware < 1.3.0
dell/inspiron_7620_firmware < 1.3.0
dell/optiplex_3000_firmware < 1.1.66
... and 15 more
Published Sep 12, 2022
Tracked Since Feb 18, 2026