CVE-2022-34377

LOW

Dell PowerEdge and Precision BIOS - Arbitrary Code Execution or Denial of Service via SMM Communication Buffer

Title source: llm

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.

References (1)

Core 1

Core References

Patch, Vendor Advisory vendor-advisory

https://www.dell.com/support/kbdoc/en-us/000206296/dsa-2022-204-dell-poweredge-improper-smm-communication-buffer-verification-vulnerability

Scores

CVSS v3 1.9

EPSS 0.0003

EPSS Percentile 10.3%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-119

Status published

Products (50)

dell/c4130_firmware < 2.16.0

dell/c4140_firmware < 2.16.1

dell/c6320_firmware < 2.16.0

dell/c6420_firmware < 2.16.1

dell/c6520_firmware < 1.8.2

dell/c6525_firmware

dell/dss8440_firmware < 2.16.1

dell/fc430_firmware < 2.16.0

dell/fc630_firmware < 2.16.0

dell/fc640_firmware < 2.16.1

... and 40 more

Published Feb 10, 2023

Tracked Since Feb 18, 2026