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Intel® Centrino® Wireless-N and Intel® Centrino® Advanced-N products Bluetooth Driver Advisory

Intel ID: INTEL-SA-00177
Advisory Category: Firmware
Impact of vulnerability: Denial of Service
Severity rating: MEDIUM
Original release: 09/11/2018
Last revised: 09/11/2018


A potential security vulnerability in ibtfltcoex.sys driver for Intel® Centrino® Wireless adapters may allow denial of service.

Vulnerability Details:

CVEID: CVE-2018-3669

Description: A STOP error (BSoD) in the ibtfltcoex.sys driver for Intel® Centrino® Wireless N and Intel® Centrino® Advanced N adapters may allow an unauthenticated user to potentially send a malformed L2CAP Connection Request is sent to the Intel® Bluetooth device via the network.

CVSS Base Score: 5.9 Medium


Affected Products:

·       Intel® Centrino® Wireless-N 135

·       Intel® Centrino® Wireless-N 2230

·       Intel® Centrino® Advanced-N 6235

·       Intel® Centrino® Wireless-N 130

·       Intel® Centrino® Wireless-N 1030

·       Intel® Centrino® Advanced-N 6230


No software updates will be made available for the Intel® Centrino® Wireless adapters listed above.  These products reached end-of-life status in 2014 or 2015.


Intel recommends that end-users disable the Bluetooth adapters listed above or replace them with wireless adapters that are currently under active support.


Intel would like to thank Matias Karhumaa for reporting this issue and working with us on coordinated disclosure.

Revision History

Revision Date Description
1.0 09/11/2018 Initial Release

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