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

high Nessus Plugin ID 167253

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Synopsis

The remote device is missing a vendor-supplied security patch

Description

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.

Solution

Apply the security patch in accordance with the vendor advisory.

Plugin Details

Severity: High

ID: 167253

File Name: dell_bios_dsa-2022-249.nasl

Version: 1.5

Type: local

Agent: windows

Family: Windows

Published: 11/10/2022

Updated: 7/31/2024

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

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

CVSS v3

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:embedded_box_pc_3000, cpe:/h:dell:edge_gateway_5000, cpe:/o:dell:bios

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

Detections

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