Headline

CVE-2021-33107: INTEL-SA-00575

Insufficiently protected credentials in USB provisioning for Intel® AMT SDK before version 16.0.3, Intel® SCS before version 12.2 and Intel® MEBx before versions 11.0.0.0012, 12.0.0.0011, 14.0.0.0004 and 15.0.0.0004 may allow an unauthenticated user to potentially enable information disclosure via physical access.

2 years ago

CVE

Open in Source

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

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Intel® AMT Advisory

**Summary: **

A potential security vulnerability in the Intel® Active Management Technology (AMT) SDK, Intel® Setup and Configuration Software (SCS) and Intel® Management Engine BIOS eXtensions (MEBx) may allow escalation of privilege. Intel is releasing software and firmware updates to mitigate this potential vulnerability.

Vulnerability Details:

CVEID: CVE-2021-33107

Description: Insufficiently protected credentials in USB provisioning for Intel® AMT SDK before version 16.0.3, Intel® SCS before version 12.2 and Intel® MEBx before versions 11.0.0.0012, 12.0.0.0011, 14.0.0.0004 and 15.0.0.0004 may allow an unauthenticated user to potentially enable information disclosure via physical access.

CVSS Base Score: 7.6 High

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

Affected Products:

Intel® AMT SDK before version 16.0.3.

Intel® SCS before version 12.2.

Intel® MEBx before versions 11.0.0.0012, 12.0.0.0011, 14.0.0.0004 and 15.0.0.0004.

Note: Firmware versions of Intel® AMT 2.x thru 10.x are no longer supported versions. There is no new general release planned for these versions.

Recommendations:

Intel recommends updating the Intel® AMT SDK to version 16.0.3 or later.

Intel recommends updating the Intel® SCS to version 12.2 or transition to the latest version of Intel® Endpoint Management Assistant (Intel® EMA).

Intel recommends that users of the Intel® MEBx to versions 11.0.0.0012, 12.0.0.0011, 14.0.0.0004 and 15.0.0.0004 or later provided by the system manufacturer that addresses this issue.

For additional technical details and considerations, consult this Intel Support article.

Updates are available for download at this location:

https://www.intel.com/content/www/us/en/developer/tools/active-management-technology-sdk/overview.html

https://www.intel.com/content/www/us/en/download/19449/intel-endpoint-management-assistant-intel-ema.html

Chipset/SOC or Processor

MEBx mitigated version or higher

Intel® 500 Series Chipset

15.0.0.0004

Intel® 500 Series Chipset

15.0.0.0004

Intel® 400 Series Chipset

14.0.0.0004

8th Gen Intel® Core™ processor

Pentium® Gold processor series (G54XXU)

Celeron® processor 4000 series

12.0.0.0011

8th Gen Intel® Core™ processor

11.0.0.0012

Intel® 300 Series Chipset

12.0.0.0011

Intel® C240 series chipset

12.0.0.0011

Intel® 200 series chipset

Intel® 100 series chipset

11.0.0.0012

Intel® C230 series chipset

11.0.0.0012

Intel® 100 series chipset

11.0.0.0012

Intel® C420 chipset

11.0.0.0012

Intel® C620 series chipset

11.0.0.0012

Acknowledgements:

The following issue was found internally by Intel employees. Intel would like to thank Dan Horovitz.

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

02/08/2022

Initial Release

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