Headline

CVE-2021-33115: INTEL-SA-00582

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.

2 years ago

CVE

Open in Source

#vulnerability #web #windows #google #linux #dos

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

Intel ID:

INTEL-SA-00582

Advisory Category:

Firmware, Software

Impact of vulnerability:

Escalation of Privilege, Denial of Service, Information Disclosure

Severity rating:

HIGH

Original release:

02/08/2022

Last revised:

02/08/2022

**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

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

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.

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.

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.

Revision History

Revision

Date

Description

1.0

02/08/2022

Initial Release

Legal Notices and Disclaimers

Intel provides these materials as-is, with no express or implied warranties.

All products, dates, and figures specified are preliminary based on current expectations, and are subject to change without notice.

Intel, processors, chipsets, and desktop boards may contain design defects or errors known as errata, which may cause the product to deviate from published specifications. Current characterized errata are available on request.

Intel technologies’ features and benefits depend on system configuration and may require enabled hardware, software or service activation. Performance varies depending on system configuration. No product or component can be absolutely secure. Check with your system manufacturer or retailer or learn more at https://intel.com.

Some results have been estimated or simulated using internal Intel analysis or architecture simulation or modeling, and provided to you for informational purposes. Any differences in your system hardware, software or configuration may affect your actual performance.

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Report a Vulnerability

If you have information about a security issue or vulnerability with an Intel branded product or technology, please send an e-mail to [email protected]. Encrypt sensitive information using our PGP public key.

Please provide as much information as possible, including:

The products and versions affected
Detailed description of the vulnerability
Information on known exploits

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