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2021.1 IPU – Intel® CSME, SPS and LMS Advisory

Intel ID: INTEL-SA-00459
Advisory Category: Firmware, Software
Impact of vulnerability: Escalation of Privilege, Information Disclosure
Severity rating: MEDIUM
Original release: 06/08/2021
Last revised: 06/08/2021

Summary: 

Potential security vulnerabilities in the Intel® Converged Security and Manageability Engine (CSME), Server Platform Services (SPS), and Intel® Local Manageability Service (Intel® LMS) may allow escalation of privilege or information disclosure.  Intel is releasing firmware and software updates to mitigate these potential vulnerabilities.

Vulnerability Details:

CVEID: CVE-2020-24509

Description: Insufficient control flow management in subsystem in Intel(R) SPS versions before SPS_E3_05.01.04.300.0, SPS_SoC-A_05.00.03.091.0, SPS_E5_04.04.04.023.0, or SPS_E5_04.04.03.263.0 may allow a privileged user to potentially enable escalation of privilege via local access.

CVSS Base Score: 6.7 Medium

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

 

CVEID: CVE-2020-8704

Description: Race condition in a subsystem in the Intel(R) LMS versions before 2039.1.0.0 may allow a privileged user to potentially enable escalation of privilege via local access.

CVSS Base Score: 6.7 Medium

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

 

CVEID: CVE-2020-24507

Description: Improper initialization in a subsystem in the Intel(R) CSME versions before 11.8.86, 11.12.86, 11.22.86, 12.0.81, 13.0.47, 13.30.17, 14.1.53, 14.5.32, 13.50.11 and 15.0.22 may allow a privileged user to potentially enable information disclosure via local access.

CVSS Base Score: 6.0 Medium

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

 

CVEID: CVE-2020-24516

Description: Modification of assumed-immutable data in subsystem in Intel(R) CSME versions before 13.0.47, 13.30.17, 14.1.53, 14.5.32, 15.0.22 may allow an unauthenticated user to potentially enable escalation of privilege via physical access.

CVSS Base Score: 5.3 Medium

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

 

CVEID: CVE-2020-8703

Description: Improper buffer restrictions in a subsystem in the Intel(R) CSME versions before 11.8.86, 11.12.86, 11.22.86, 12.0.81, 13.0.47, 13.30.17, 14.1.53, 14.5.32 and 15.0.22 may allow a privileged user to potentially enable escalation of privilege via local access.

CVSS Base Score: 5.1 Medium

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

 

CVEID: CVE-2020-24506

Description: Out of bound read in a subsystem in the Intel(R) CSME versions before 12.0.81, 13.0.47, 13.30.17, 14.1.53 and 14.5.32 may allow a privileged user to potentially enable information disclosure via local access.

CVSS Base Score: 4.4 Medium

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

 

Affected Products:

Chipset or SOC

Versions before

Intel® 100 Series Chipset

11.8.86

7th Generation Intel® Core Processor

Intel® 100 Series Chipset

Intel® 200 Series Chipset

11.8.86

8th Generation Intel® Core Processor

11.8.86

Intel® C420 Chipset

11.12.86

Intel® X299 Chipset

11.12.86

Intel® C620 Series Chipset

11.22.86

Intel® 300 Series Chipset

Intel® C240 Series Chipsets

12.0.81

8th Generation Intel® Core Processor

Intel® Pentium® Gold Processor Series

Intel® Celeron® Processor 4000 Series

12.0.81

10th Generation Intel® Core Processor

13.0.47

Intel® 400 Series Chipset

10th Generation Intel® Core Processor

Intel® Xeon® W Processor 10000/1200 Series

 

14.1.53

Intel® Pentium® Gold Processor Series

14.5.32

Intel® Celeron® Processor G Series

14.1.53

Intel® Pentium® Silver Processor Series

Intel® Celeron® Processor N Series

13.50.11

 

Intel® Core i5 L16G7 and Core i3 L13G4

13.30.17

11th Generation Intel® Core Processor

Intel® Pentium® Gold Processor Series

Intel® Celeron® Processor 6000 Series

15.0.22

Intel® C240 Series Chipset

SPS_E3_05.01.04.300.0

Intel Atom® Processor P5000 Series

SPS_SoC-A_05.00.03.091.0

3rd Generation Intel® Xeon® Scalable Processor

Intel® C620A Series Chipset

SPS_E5_04.04.04.023.0

3rd Generation Intel® Xeon® Scalable Processor

Intel® C620A Series Chipset

SPS_E5_04.04.03.263.0

Note: Firmware versions of Intel® ME 3.x thru 10.x, Intel® TXE 1.x thru 2.x, and Intel® Server Platform Services 1.x thru 2.X are no longer supported versions. There is no new general release planned for these versions.

Recommendations:

Intel recommends that users of Intel® CSME, SPS and Intel® LMS update to the latest version provided by the system manufacturer that addresses these issues.

Acknowledgements:

These issues were found internally by Intel employees. Intel would like to thank Julien Lenoir, Marek Augoff-Birman, Yaakov Cohen, Yael Ben Ami and Yocheved Butterman.

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 06/08/2021 Initial Release

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