Detections
Analytics

Dell Client BIOS Multiple Vulnerabilities (DSA-2022-224)

high Nessus Plugin ID 165181

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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, there, is affected by multiple vulnerabilities.

 - Dell BIOS versions contain a stack-based buffer overflow vulnerability. A local attacker could exploit this vulnerability by sending malicious input via SMI to bypass security checks resulting in arbitrary code execution in SMM. (CVE-2022-26860)

 - Dell BIOS versions contain an Insecure Automated Optimization vulnerability. A local authenticated malicious user could exploit this vulnerability by sending malicious input via SMI to obtain arbitrary code execution during SMM. (CVE-2022-26861)

 - Dell BIOS versions contain an Improper Authentication vulnerability. A locally authenticated malicious user could potentially exploit this vulnerability by sending malicious input to an SMI in order to bypass security controls. (CVE-2022-26858)

 - Dell BIOS contains a race condition vulnerability. A local attacker could exploit this vulnerability by sending malicious input via SMI in order to bypass security checks during SMM. (CVE-2022-26859)

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.

See Also

https://www.dell.com/support/kbdoc/en-ie/000202194/dsa-2022-224

Plugin Details

Severity: High

ID: 165181

File Name: dell_bios_dsa-2022-224.nasl

Version: 1.7

Type: local

Agent: windows

Family: Windows

Published: 9/15/2022

Updated: 10/25/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2022-26861

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: cpe:/o:microsoft:windows

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/5/2022

Vulnerability Publication Date: 8/5/2022

Reference Information

CVE: CVE-2022-26858, CVE-2022-26859, CVE-2022-26860, CVE-2022-26861

IAVA: 2022-A-0359