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intelIntel Security CenterINTEL:INTEL-SA-00473
HistoryMay 11, 2021 - 12:00 a.m.

Intel® PROSet/Wireless WiFi , Intel vPro® CSME WiFi and Killer™ WiFi Advisory Advisory

2021-05-1100:00:00
Intel Security Center
www.intel.com
39

Summary:

Potential security vulnerabilities in some Intel® PROSet/Wireless WiFi and Intel vPro® Converged Security and Management Engine (CSME) WiFi and Killer™ WiFi may allow denial of service.** **Intel is releasing firmware and software updates to mitigate these potential vulnerabilities.

Vulnerability Details:

CVEID: CVE-2020-24586 (Non-Intel issued)

Description: Fragment cache attack: A vulnerable device does not clear its cache/memory to remove fragments of an incomplete MSDU/MMPDU from previous session after reconnection/reassociation.

CVSS Base Score: 5.3 Medium

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

CVEID: CVE-2020-24587 (Non-Intel issued)

Description: Mixed key attack: A vulnerable device reassembles fragments encrypted under different keys in a protected network.

CVSS Base Score: 5.3 Medium

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

CVEID: CVE-2020-24588 (Non-Intel issued)

Description: Frame aggregation attack: Devices allow the encrypted payload to be parsed as containing one or more aggregated frames instead of a normal network packet.

CVSS Base Score: 5.3 Medium

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

Affected Products:

Intel® PROSet/Wireless WiFi products:

Intel® Wi-Fi 6E AX210

Intel® Wi-Fi 6 AX201

Intel® Wi-Fi 6 AX200

Intel® Wireless-AC 9560

Intel® Wireless-AC 9462

Intel® Wireless-AC 9461

Intel® Wireless-AC 9260

Intel® Dual Band Wireless-AC 8265

Intel® Dual Band Wireless-AC 8260

Intel® Dual Band Wireless-AC 3168

Intel® Wireless 7265 (Rev D) Family

Intel® Dual Band Wireless-AC 3165

Intel vPRO® CSME WiFi products:

Intel® Wi-Fi 6 AX201

Intel® Wi-Fi 6 AX200

Intel® Wireless-AC 9560

Intel® Wireless-AC 9260

Intel® Dual Band Wireless-AC 8265

Intel® Dual Band Wireless-AC 8260

Killer™ WiFi products:

Killer™ Wi-Fi 6E AX1675

Killer™ Wi-Fi 6 AX1650

Killer™ Wireless-AC 1550

Recommendations for Intel® PROSet/Wireless WiFi and Killer™ WiFi products:

Windows:

Intel recommends updating Intel® PROSet/Wireless WiFi to version 22.30 or later

Updates are available for download at this location:

<https://downloadcenter.intel.com/download/30208&gt;

The 22.30.0 package installs the Windows 10 Wi-Fi drivers for the following Intel® Wireless Adapters:

· 22.30.0.11 for AX210/AX201/AX200/9560/9260/9462/9461 (Only available in 64-bit version)

· 20.70.21.2 for 8265/8260 (Only available in 64-bit version)

· 19.51.33.1 for 7265(Rev. D)/3165/3168

Intel recommends updating Killer™ WiFi to version 22.30.

Updates for Killer™ products are available for download at this location:

https://support.killernetworking.com

UEFI:

Intel recommends updating the WiFi drivers in UEFI to version 1.2.3-2121.

Please contact your OEM support group to obtain the correct driver version.

Chrome OS:

Intel® PROSet/Wireless WiFi drivers to mitigate these vulnerabilities will be up streamed to Chromium.

For any Google Chrome OS solution and schedule, please contact Google directly.

Linux OS:

Intel® PROSet/Wireless WiFi drivers to mitigate these vulnerabilities will be up streamed by March 9th, 2021.

Consult the regular Open Source channels to obtain this update.

Recommendation for Intel vPRO® CSME WiFi products:

Intel recommends updating Intel vPRO® CSME WiFi products to the following versions:

Processor

|

Chipset

|

Version

|

Device

—|—|—|—

10th Generation Intel® Core Processor

Intel® Xeon® W Processor 10000/1200 Series

|

Intel® 400 Series Chipset

|

14.0.48****

|

Intel® Wi-Fi 6 AX201
Intel® Wi-Fi 6 AX200

9th Generation Intel® Core Processor

|

Intel® 300 Series Chipset

|

12.0.72****

|

Intel® Wireless-AC 9260

Intel® Wireless-AC 9560

Intel® Wi-Fi 6 AX200

8th Generation Intel® Core Processor

|

N/A

|

12.0.72****

|

Intel® Wireless-AC 9260

Intel® Wireless-AC 9560

Intel® Wi-Fi 6 AX200

_ _

7th Generation Intel® Core Processor

_ _

6th Generation Intel® Core Processor

|

_ _

Intel® 200 Series Chipset

_ _

Intel® 100 Series Chipset

|

11.8.83****

|

Intel® Dual Band Wireless-AC 8265
Intel® Dual Band Wireless-AC 8260


Intel recommends that users of Intel® vPRO® CSME WiFi products update to the latest version provided by the system manufacturer that addresses these issues.

Acknowledgements:

These issues were found externally.

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.