Dell Client BIOS Improper Input Validation (DSA-2022-249)

high Nessus Plugin ID 167253


The remote device is missing a vendor-supplied security patch


The Dell BIOS on the remote device is missing a security patch and is, therefore, affected by an improper input validation vulnerability. A local, authenticated attacker can exploit this vulnerability by using an SMI to execute arbitrary code in the SMRAM.

Please see the included Dell Security Advisory for more information.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.


Apply the security patch in accordance with the vendor advisory.

See Also

Plugin Details

Severity: High

ID: 167253

File Name: dell_bios_dsa-2022-249.nasl

Version: 1.4

Type: local

Agent: windows

Family: Windows

Published: 11/10/2022

Updated: 1/26/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information


Risk Factor: Medium

Score: 6.5


Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

Vector: CVSS2#AV:L/AC:H/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2022-32490


Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/h:dell:edge_gateway_3000, cpe:/h:dell:edge_gateway_5000, cpe:/h:dell:embedded_box_pc_3000

Required KB Items: BIOS/Model, BIOS/Version, BIOS/Vendor

Exploit Ease: No known exploits are available

Patch Publication Date: 11/2/2022

Vulnerability Publication Date: 8/8/2022

Reference Information

CVE: CVE-2022-32490

IAVA: 2022-A-0470