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Article Number: 000218223

DSA-2023-377: Security Update for a Dell Client BIOS Vulnerability

Summary: Dell Client BIOS remediation is available for a pre-boot direct memory access vulnerability that could be exploited by malicious users to compromise the affected systems.

Article Content

Impact

High

Details

Proprietary Code CVEs Description CVSS Base Score CVSS Vector String
CVE-2023-43088 Dell Client BIOS contains a pre-boot direct memory access (DMA) vulnerability. An authenticated attacker with physical access to the system may potentially exploit this vulnerability in order to execute arbitrary code on the device. 7.2 CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
Proprietary Code CVEs Description CVSS Base Score CVSS Vector String
CVE-2023-43088 Dell Client BIOS contains a pre-boot direct memory access (DMA) vulnerability. An authenticated attacker with physical access to the system may potentially exploit this vulnerability in order to execute arbitrary code on the device. 7.2 CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HThis hyperlink is taking you to a website outside of Dell Technologies.
Dell Technologies recommends all customers consider both the CVSS base score and any relevant temporal and environmental scores that may impact the potential severity associated with a particular security vulnerability.

Affected Products and Remediation

Product Software/Firmware Affected Versions Remediated Versions BIOS Release Date Link
Precision 7865 Tower BIOS Versions prior to 1.5.0 1.5.0 or later 12/15/2023 Go to the Drivers & Downloads site for updates
Product Software/Firmware Affected Versions Remediated Versions BIOS Release Date Link
Precision 7865 Tower BIOS Versions prior to 1.5.0 1.5.0 or later 12/15/2023 Go to the Drivers & Downloads site for updates

Revision History

RevisionDateDescription
1.02023-12-19Initial Release and Final Platform Update

Related Information

Dell Security Advisories and Notices
Dell Vulnerability Response Policy
CVSS Scoring Guide

Legal Information

Article Properties

Affected Product

Precision 7865 Tower

Last Published Date

20 Dec 2023

Version

1

Article Type

Dell Security Advisory

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