Intel® PROSet/Wireless WiFi and Killer™ WiFi Software Advisory

Summary:

Potential security vulnerabilities in some Intel® PROSet/Wireless WiFi and Killer™ WiFi products may allow escalation of privilege, denial of service or information disclosure.** **Intel is releasing firmware and software updates to mitigate these potential vulnerabilities.

Vulnerability Details:

CVEID: CVE-2021-33113

Description: Improper input validation for some Intel® PROSet/Wireless WiFi in multiple operating systems and Killer™ WiFi in Windows 10 & 11 may allow an unauthenticated user to potentially enable denial of service or information disclosure via adjacent access.

CVSS Base Score: 7.1 High

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

CVEID: CVE-2021-33115

Description: Improper input validation for some Intel® PROSet/Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.

CVSS Base Score: 6.8 Medium

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

CVEID: CVE-2021-33114

Description: Improper input validation for some Intel® PROSet/Wireless WiFi in multiple operating systems and Killer™ WiFi in Windows 10 & 11 may allow an authenticated user to potentially enable denial of service via adjacent access.

CVSS Base Score: 4.8 Medium

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

Affected Products:

Intel® PROSet/Wireless Wi-Fi products with Windows WiFi drivers before version 22.80, or UEFI WiFi drivers before version 1.2.8.21337:

• 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

Killer™ Wi-Fi products with drivers before version 3.1021.733.0:

• Killer™ Wi-Fi 6E AX1675
• Killer™ Wi-Fi 6 AX1650
• Killer™ Wireless-AC 1550

Recommendations:

Windows:

Intel recommends updating Intel® PROSet/Wireless WiFi to version 22.80 or later.

Updates are available for download at this location:

<https://www.intel.com/content/www/us/en/download/19351/windows-10-and-windows-11-wi-fi-drivers-for-intel-wireless-adapters.html&gt;

Intel recommends updating Killer™ WiFi to version 3.1021.733.0 or later.

<https://www.intel.com/content/www/us/en/download/19779/intel-killer-performance-suite.html&gt;

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UEFI:

Intel recommends updating UEFI WiFi drivers to version 1.2.8.21337 or later.

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

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Chrome OS:

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

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

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Linux OS:

Intel® PROSet/Wireless WiFi drivers to mitigate these vulnerabilities are up streamed to Linux.

Consult the regular Open Source channels to obtain this update.

Acknowledgements:

Intel would like to thank Hongjian Cao at Ant Security Frontage Lab for reporting CVE-2021-33114. The remaining 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.