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AUSCERT External Security Bulletin Redistribution
ESB-2021.3734
Intel PROSet/Wireless WiFi and Killer WiFi Software Advisory
10 November 2021
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AusCERT Security Bulletin Summary
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Product: Intel PROSet/Wireless WiFi
Intel Killer WiFi
Publisher: Intel
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Increased Privileges -- Existing Account
Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2021-0082 CVE-2021-0079 CVE-2021-0078
CVE-2021-0075 CVE-2021-0071 CVE-2021-0069
CVE-2021-0065 CVE-2021-0064 CVE-2021-0063
CVE-2021-0053
Original Bulletin:
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00509.html
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Intel ID: INTEL-SA-00509
Advisory Category: Firmware, Software
Impact of Escalation of Privilege, Denial of Service, Information
vulnerability : Disclosure
Severity rating : HIGH
Original release: 11/09/2021
Last revised: 11/09/2021
Summary:
Potential security vulnerabilities in some Intel PROSet/Wireless WiFi and
Killer WiFi 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-2021-0063
Description: Improper input validation in firmware for some Intel(R) PROSet/
Wireless WiFi and Killer(TM) WiFi in Windows 10 may allow an unauthenticated
user to potentially enable denial of service via adjacent access.
CVSS Base Score: 8.2 High
CVSS Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:L
CVEID: CVE-2021-0078
Description: Improper input validation in software for some Intel(R) PROSet/
Wireless WiFi and Killer(TM) WiFi in Windows 10 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:C/C:L/I:L/A:L
CVEID: CVE-2021-0071
Description: Improper input validation in firmware for some Intel(R) PROSet/
Wireless WiFi in UEFI may allow an unauthenticated user to potentially enable
escalation of privilege via adjacent 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-2021-0082
Description: Uncontrolled search path in software installer for Intel(R) PROSet
/Wireless WiFi in Windows 10 may allow an authenticated 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:L/UI:N/S:U/C:N/I:H/A:L
CVEID: CVE-2021-0064
Description: Insecure inherited permissions in the Intel(R) PROSet/Wireless
WiFi software installer for Windows 10 before version 22.40 may allow an
authenticated user to potentially enable escalation of privilege via local
access.
CVSS Base Score: 6.7 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CVEID: CVE-2021-0065
Description: Incorrect default permissions in the Intel(R) PROSet/Wireless WiFi
software installer for Windows 10 before version 22.40 may allow an
authenticated user to potentially enable escalation of privilege via local
access.
CVSS Base Score: 6.7 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CVEID: CVE-2021-0069
Description: Improper input validation in firmware for some Intel(R) PROSet/
Wireless WiFi in multiple operating systems and some Killer(TM) WiFi in Windows
10 may allow an unauthenticated user to potentially enable denial of service
via adjacent access.
CVSS Base Score: 6.5 Medium
CVSS Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVEID: CVE-2021-0075
Description: Out-of-bounds write in firmware for some Intel(R) PROSet/Wireless
WiFi in multiple operating systems and some Killer(TM) WiFi in Windows 10 may
allow a privileged user to potentially enable denial of service via local
access.
CVSS Base Score: 5.7 Medium
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H
CVEID: CVE-2021-0079
Description: Improper input validation in software for some Intel(R) PROSet/
Wireless WiFi and Killer(TM) WiFi in Windows 10 may allow an unauthenticated
user to potentially enable denial of service via adjacent access.
CVSS Base Score: 4.7 Medium
CVSS Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
CVEID: CVE-2021-0053
Description: Improper initialization in firmware for some Intel(R) PROSet/
Wireless WiFi and Killer(TM) WiFi in Windows 10 may allow an authenticated user
to potentially enable information disclosure via adjacent access.
CVSS Base Score: 4.6 Medium
CVSS Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Affected Products:
Intel PROSet/Wireless WiFi products:
o Intel Wi-Fi 6E AX210
o Intel Wi-Fi 6 AX201
o Intel Wi-Fi 6 AX200
o Intel Wireless-AC 9560
o Intel Wireless-AC 9462
o Intel Wireless-AC 9461
o Intel Wireless-AC 9260
o Intel Dual Band Wireless-AC 8265
o Intel Dual Band Wireless-AC 8260
o Intel Dual Band Wireless-AC 3168
o Intel Wireless 7265 (Rev D) Family
o Intel Dual Band Wireless-AC 3165
Killer WiFi products:
o Killer Wi-Fi 6E AX1675
o Killer Wi-Fi 6 AX1650
o Killer Wireless-AC 1550
Recommendations:
Windows:
Intel recommends updating Intel PROSet/Wireless WiFi to version 22.40 or later.
Updates are available for download at these locations:
Intel PROSet/Wireless WiFi driver:
https://downloadcenter.intel.com/download/30434/
Windows-10-Wi-Fi-Drivers-for-Intel-Wireless-Adapters
Intel recommends updating Killer WiFi to version 2.4.1541 or later.
Updates for Killer products are available for download at this location:
https://downloadcenter.intel.com/download/30388/Intel-Killer-Performance-Suite
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 August 10th, 2021.
Consult the regular Open Source channels to obtain this update.
Acknowledgements:
Intel would like to thank Domien Schepers for reporting CVE-2021-0053. All
other 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 11/09/2021 Initial Release
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