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DSA-2022-278: Dell Client Security Update for Dell Client BIOS

Summary: Dell Client Consumer and Commercial platform remediation is available for these vulnerabilities that could exploited by malicious users to compromise the affected system(s).

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 CVE(s) Description CVSS Base Score CVSS Vector String
CVE-2022-34393 Prior Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
7.5
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVE-2022-34460 Prior Dell BIOS versions contain an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM. 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H


















See the table below for Dell Client BIOS releases containing resolutions to these vulnerabilities. Dell recommends all customers update at the earliest opportunity.

Go to the Drivers and Downloads site for updates on the applicable products. To learn more, see Dell KB article Dell BIOS Updates, and download the update for your Dell computer.

Customers may use one of the Dell notification solutions to be notified and download driver, BIOS, and firmware updates automatically once available.
Proprietary Code CVE(s) Description CVSS Base Score CVSS Vector String
CVE-2022-34393 Prior Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
7.5
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVE-2022-34460 Prior Dell BIOS versions contain an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM. 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H


















See the table below for Dell Client BIOS releases containing resolutions to these vulnerabilities. Dell recommends all customers update at the earliest opportunity.

Go to the Drivers and Downloads site for updates on the applicable products. To learn more, see Dell KB article Dell BIOS Updates, and download the update for your Dell computer.

Customers may use one of the Dell notification solutions to be notified and download driver, BIOS, and firmware updates automatically once available.
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 BIOS Update Version BIOS Release Date (MM/DD/YYYY)
Dell G5 SE 5505 1.12.1 9/27/2022
Inspiron 27 7775 2.17.0 8/9/2022
Inspiron 3180 1.5.0 8/12/2022
Inspiron 3185 1.5.0 8/12/2022
Inspiron 3195 2-in-1 1.5.0 8/11/2022
Inspiron 3275 1.9.1 8/2/2022
Inspiron 3475 1.9.1 8/2/2022
Inspiron 3505 1.8.0 8/9/2022
Inspiron 3515 1.7.0 8/9/2022
Inspiron 3585 1.9.0 8/29/2022
Inspiron 3595 1.4.0 8/9/2022
Inspiron 3785 1.9.0 8/29/2022
Inspiron 5405 1.8.1 9/26/2022
Inspiron 5415 1.12.0 9/14/2022
Inspiron 5485 2.10.1 9/20/2022
Inspiron 5485 2-in-1 2.10.1 9/20/2022
Inspiron 5505 1.8.1 9/26/2022
Inspiron 5515 1.12.0 9/14/2022
Inspiron 5585 2.10.1 9/20/2022
Inspiron 7375 1.9.0 10/4/2022
Inspiron 7405 2-in-1 1.9.1 9/26/2022
Inspiron 7415 1.12.0 9/14/2022
Vostro 3405 1.8.0 8/9/2022
Vostro 3515 1.7.0 8/9/2022
Vostro 5415 1.12.0 9/14/2022
Vostro 5515 1.12.0 9/14/2022
Product BIOS Update Version BIOS Release Date (MM/DD/YYYY)
Dell G5 SE 5505 1.12.1 9/27/2022
Inspiron 27 7775 2.17.0 8/9/2022
Inspiron 3180 1.5.0 8/12/2022
Inspiron 3185 1.5.0 8/12/2022
Inspiron 3195 2-in-1 1.5.0 8/11/2022
Inspiron 3275 1.9.1 8/2/2022
Inspiron 3475 1.9.1 8/2/2022
Inspiron 3505 1.8.0 8/9/2022
Inspiron 3515 1.7.0 8/9/2022
Inspiron 3585 1.9.0 8/29/2022
Inspiron 3595 1.4.0 8/9/2022
Inspiron 3785 1.9.0 8/29/2022
Inspiron 5405 1.8.1 9/26/2022
Inspiron 5415 1.12.0 9/14/2022
Inspiron 5485 2.10.1 9/20/2022
Inspiron 5485 2-in-1 2.10.1 9/20/2022
Inspiron 5505 1.8.1 9/26/2022
Inspiron 5515 1.12.0 9/14/2022
Inspiron 5585 2.10.1 9/20/2022
Inspiron 7375 1.9.0 10/4/2022
Inspiron 7405 2-in-1 1.9.1 9/26/2022
Inspiron 7415 1.12.0 9/14/2022
Vostro 3405 1.8.0 8/9/2022
Vostro 3515 1.7.0 8/9/2022
Vostro 5415 1.12.0 9/14/2022
Vostro 5515 1.12.0 9/14/2022

Workarounds & Mitigations

None.

Revision History

RevisionDateDescription
1.02022/10/27Initial Release

Acknowledgements

Dell Technologies would like to thank Jiawei Yin (Yngweijw) for reporting CVE-2022-34393 and CVE-2022-34460.

Related Information

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

Legal Disclaimer

Affected Products

Inspiron, G Series, G Series, Inspiron, 3000 Series, 5000 Series, 7000 Series, Vostro, 3000 Series, 5000 Series, Product Security Information
Article Properties
Article Number: 000204686
Article Type: Dell Security Advisory
Last Modified: 27 Oct 2022
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