Headline

CVE-2022-21198: INTEL-SA-00688

Time-of-check time-of-use race condition in the BIOS firmware for some Intel® Processors may allow a privileged user to potentially enable escalation of privilege via local access.

2 years ago

CVE

Open in Source

#vulnerability #web #ios #intel #bios #chrome #firefox

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2022.3 IPU – BIOS Advisory

**Summary: **

Potential security vulnerabilities in the BIOS firmware for some Intel® Processors may allow escalation of privilege. Intel is releasing firmware updates to mitigate these potential vulnerabilities.

Vulnerability Details:

CVEID: CVE-2022-26006

Description: Improper input validation in the BIOS firmware for some Intel® Processors may allow a privileged user to potentially enable escalation of privilege via local access.

CVSS Base Score: 8.2 High

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVEID: CVE-2022-21198

Description: Time-of-check time-of-use race condition in the BIOS firmware for some Intel® Processors may allow a privileged user to potentially enable escalation of privilege via local access.

CVSS Base Score: 7.9 High

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H

Affected Products:

CVE-2022-26006

Product Collection

Vertical Segment

CPU ID

Platform ID

Intel® Xeon® Processor E5 v3 Family

Server

306F2

Intel® Xeon® Processor E5 v4 Family,
Intel® Core™ X-Series Processors

Server

406F1

1This product has met its End of Servicing Updates (ESU). For customers interested in extending updates beyond ESU, please contact your Intel representative for details.

CVE-2022-21198

Product Collection

Vertical Segment

CPU ID

Platform ID

11th Gen Intel® Core™ processor

Intel® Xeon® W processor

Server, Workstation

A0671

11th Gen Intel® Core™ processor family

Desktop

A0671

11th Generation Intel® Core Processor Family

Mobile

806D1

806C1

806C2

12th Generation Intel® Core™ Processor Family

Intel® Pentium® Gold Processor Family

Intel® Celeron® Processor Family

Desktop

90672

90675

12th Generation Intel® Core Processor Family

Mobile

906A3
906A4

12th Generation Intel® Core™ Processor Family

Intel® Pentium® Gold Processor Family

Intel® Celeron® Processor Family

Mobile

906A4

10th Generation Intel® Core™ Processor Family

Mobile

706E5

Intel® Core™ Processors with Intel® Hybrid Technology

Mobile

806A1

Intel® Pentium® Silver N6000 Processor Family, Intel® Celeron® N4000 and N5000 Processor Families

Desktop,

Mobile

906C0

10th Generation Intel® Core™ Processors

Desktop,

Workstation

A0653

A0655

10th Generation Intel® Core™ Processors

Intel® Xeon® W processor family

Mobile,

Workstation

A0660

A0661

10th Generation Intel® Core™ Processor Family

Intel® Xeon® W processor family

Mobile,

Workstation

A0652

10th Gen Intel® Core™ processor

10000/1200 series

Pentium® Gold processor series

Celeron® processor 5000 series

Mobile

806EC

Recommendations:

Intel recommends that users of listed Intel® Processors update to the latest versions provided by the system manufacturer that addresses these issues.

Acknowledgements:

These issues were found internally by Intel employees.

Intel, and nearly the entire technology industry, follows a disclosure practice called Coordinated Disclosure, under which a cybersecurity vulnerability is generally publicly disclosed only after mitigations are available.

Revision History

Revision

Date

Description

1.0

11/08/2022

Initial Release

Legal Notices and Disclaimers

Intel provides these materials as-is, with no express or implied warranties.

All products, dates, and figures specified are preliminary based on current expectations, and are subject to change without notice.

Intel products and services described may contain design defects or errors known as errata, which may cause the product to deviate from published specifications. Current characterized errata are available on request.

Intel products that have met their End of Servicing Updates may no longer receive functional and security updates. For additional details on support and servicing, please see this help article.

Intel technologies’ features and benefits depend on system configuration and may require enabled hardware, software or service activation. Performance varies depending on system configuration. No product or component can be absolutely secure. Check with your system manufacturer or retailer or learn more at http://intel.com.

Some results have been estimated or simulated using internal Intel analysis or architecture simulation or modeling, and provided to you for informational purposes. Any differences in your system hardware, software or configuration may affect your actual performance.

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Report a Vulnerability

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Detailed description of the vulnerability
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