DSA-2022-169: Dell Client Precision 5820, 7820, and 7920 Tower BIOS Security Update
Resumen: Dell Client Commercial remediation is available for multiple vulnerabilities that may be exploited by malicious users to compromise the affected system.
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Impacto
High
Detalles
| Proprietary Code CVEs | Description | CVSS Base Score | CVSS Vector String |
| CVE‑2022-32486 | 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-2022-32492 | 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 |
| Proprietary Code CVEs | Description | CVSS Base Score | CVSS Vector String |
| CVE‑2022-32486 | 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-2022-32492 | 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 |
Corrección y productos afectados
See NVD (https://nvd.nist.gov/) for individual scores for each CVE.
See the table below for Dell Client BIOS releases containing resolutions to these vulnerabilities. Dell Technologies recommends all customers update at the earliest opportunity.
Go to the Drivers & 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.
See the table below for Dell Client BIOS releases containing resolutions to these vulnerabilities. Dell Technologies recommends all customers update at the earliest opportunity.
Go to the Drivers & 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.
| Product | Affected Version | Updated Version | BIOS Release Date (MM-DD-YYYY) |
| Precision 5820 Tower | Versions before 2.21.0 | 2.21.0 | 09-14-2022 |
| Precision 7820 Tower | Versions before 2.25.0 | 2.25.0 | 09-14-2022 |
| Precision 7920 Tower | Versions before 2.25.0 | 2.25.0 | 09-14-2022 |
See NVD (https://nvd.nist.gov/) for individual scores for each CVE.
See the table below for Dell Client BIOS releases containing resolutions to these vulnerabilities. Dell Technologies recommends all customers update at the earliest opportunity.
Go to the Drivers & 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.
See the table below for Dell Client BIOS releases containing resolutions to these vulnerabilities. Dell Technologies recommends all customers update at the earliest opportunity.
Go to the Drivers & 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.
| Product | Affected Version | Updated Version | BIOS Release Date (MM-DD-YYYY) |
| Precision 5820 Tower | Versions before 2.21.0 | 2.21.0 | 09-14-2022 |
| Precision 7820 Tower | Versions before 2.25.0 | 2.25.0 | 09-14-2022 |
| Precision 7920 Tower | Versions before 2.25.0 | 2.25.0 | 09-14-2022 |
Historial de revisiones
| Revision | Date | Description |
| 1.0 | 2022-09-22 | Initial Release |
Reconocimientos
Dell Technologies would like to thank yngweijw for reporting CVE‑2022-32486 and CVE-2022-32492.
Información relacionada
Descargo de responsabilidad
Productos afectados
Precision 5820 Tower, Precision 7820 Tower, Precision 7920 Tower, Product Security InformationPropiedades del artículo
Número del artículo: 000202772
Tipo de artículo: Dell Security Advisory
Última modificación: 22 sept 2022
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