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AUSCERT External Security Bulletin Redistribution
ESB-2021.0466
Intel PROSet/Wireless WiFi and Killer Driver Advisory
10 February 2021
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AusCERT Security Bulletin Summary
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Product: Intel PROSet/Wireless WiFi and Killer Driver
Publisher: Intel
Operating System: Windows
Impact/Access: Denial of Service -- Existing Account
Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-24458
Original Bulletin:
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00448.html
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Intel ID: INTEL-SA-00448
Advisory Category: Software
Impact of vulnerability : Denial of Service, Information Disclosure
Severity rating : MEDIUM
Original release: 02/09/2021
Last revised: 02/09/2021
Summary:
A potential security vulnerability in some Intel PROSet/Wireless WiFi and
Killer drivers for Windows 10* may allow information disclosure or denial of
service. Intel is releasing software updates to mitigate this potential
vulnerability.
Vulnerability Details:
CVEID: CVE-2020-24458
Description: Incomplete cleanup in some Intel(R) PROSet/Wireless WiFi and
Killer (TM) drivers before version 22.0 may allow a privileged user to
potentially enable information disclosure and denial of service via adjacent
access.
CVSS Base Score: 4.8 Medium
CVSS Vector: CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:L
Affected Products:
Intel PROSet/Wireless products:
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
Killer products:
o Killer Wi-Fi 6 AX1650
o Killer Wireless-AC 1550
Recommendations:
Intel recommends updating the affected Intel PROSet/Wireless and Killer driver
(Netwtw10.sys) to version 22.00 or later.
Updates for Intel PROSet/Wireless drivers with Windows 10 are available for
download at this location:
https://www.intel.com/content/www/us/en/support.html
Customers can also download the latest available software from the Intel
Customer Support site here.
For updates to Killer drivers for Windows 10, Intel recommends contacting your
system manufacturer.
Alternatively, updated Killer drivers can be downloaded from this location:
https://support.killernetworking.com/
Acknowledgements:
This issue was found internally by Intel.
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 02/09/2021 Initial Release
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