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CVE-2022-34460: DSA-2022-278: Dell Client Security Update for Dell Client BIOS

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.

CVE
#vulnerability#ios#bios#auth#dell

Vaikutus

High

Tiedot

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 suosittelee, että kaikki asiakkaat ottavat huomioon sekä CVSS-peruspistemäärän että kaikki asiaankuuluvat väliaikaiset ja ympäristöön liittyvät pisteet, jotka voivat vaikuttaa tietyn tietoturvahaavoittuvuuden mahdolliseen vakavuuteen.

Tuotteet, joihin asia vaikuttaa ja tilanteen korjaaminen

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

Keinoja ongelman kiertämiseen tai lieventämiseen

None.

Kiitokset

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

Versiohistoria

Revision

Date

Description

1.0

2022/10/27

Initial Release

Asiaan liittyvät tiedot

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

Inspiron, 3000 Series, G Series, G Series, Inspiron, 3000 Series, 5000 Series, 7000 Series, Vostro, 3000 Series, 5000 Series, Product Security Information

27 lokak. 2022

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