Detections
Analytics

Dell Client BIOS Improper Authentication (DSA-2023-190)

low Nessus Plugin ID 180189

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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 a improper authentication vulnerability.A malicious user with physical access to the system may potentially exploit this vulnerability in order to modify a security-critical UEFI variable without knowledge of the BIOS administrator.

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

http://www.nessus.org/u?c2ab73ee

Plugin Details

Severity: Low

ID: 180189

File Name: dell_bios_dsa-2023-190.nasl

Version: 1.1

Type: local

Agent: windows

Family: Windows

Published: 8/25/2023

Updated: 8/28/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2023-32453

CVSS v3

Risk Factor: Low

Base Score: 3.9

Temporal Score: 3.4

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

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

Vulnerability Information

CPE: cpe:/o:microsoft:windows

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/16/2023

Vulnerability Publication Date: 8/16/2023

Reference Information

CVE: CVE-2023-32453

IAVA: 2023-A-0437