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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.

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
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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 & 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 Disclaimer

Affected Products

Precision 7865 Tower
Article Properties
Article Number: 000218223
Article Type: Dell Security Advisory
Last Modified: 08 Jul 2024
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