Headline

CVE-2021-33110: INTEL-SA-00581

Improper input validation for some Intel® Wireless Bluetooth® products and Killer™ Bluetooth® products in Windows 10 and 11 before version 22.80 may allow an unauthenticated user to potentially enable denial of service via adjacent access.

2 years ago

CVE

Open in Source

#vulnerability #web #windows #dos

Select Your Region

The browser version you are using is not recommended for this site.
Please consider upgrading to the latest version of your browser by clicking one of the following links.

Safari
Chrome
Edge
Firefox

Intel® Wireless Bluetooth® and Killer™ Bluetooth® for Windows Advisory

**Summary: **

A potential security vulnerability in some Intel® Wireless Bluetooth® products and Killer™ Bluetooth® products may allow denial of service. Intel is releasing software updates to mitigate these potential vulnerabilities.

Vulnerability Details:

CVEID: CVE-2021-33110

Description: Improper input validation for some Intel® Wireless Bluetooth® products and Killer™ Bluetooth® products in Windows 10 & 11 before version 22.80 may allow an unauthenticated user to potentially enable denial of service via adjacent access.

CVSS Base Score: 4.3 Medium

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

Affected Products:

Intel® Wireless Bluetooth® products:

Intel® Wi-Fi 6 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™ Bluetooth® products:

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

Recommendations:

Windows*:

Intel recommends updating affected Intel® Wireless Bluetooth® and Killer™ Bluetooth® products to version 22.80 or later.

For Windows* 10 & 11, updates are available for download at this location:

https://www.intel.com/content/www/us/en/download/18649/intel-wireless-bluetooth-for-windows-10-and-windows-11.html

Acknowledgements:

This issue was found internally by an Intel employee.

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.

Intel and the Intel logo are trademarks of Intel Corporation in the United States and other countries.

*Other names and brands may be claimed as the property of others.
Copyright © Intel Corporation 2022

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

A member of the Intel Product Security Team will review your e-mail and contact you to collaborate on resolving the issue. For more information on how Intel works to resolve security issues, see: