CVE-2018-3669 — A STOP error (BSoD) in the ibtfltcoex

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.

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
Intel Corporation	Intel(R) Centrino(R) Wireless	N and Intel(R) Centrino(R) Advanced-N products Bluetooth — Intel(R) Centrino(R) Wireless-N (130,135, 1030, 2230) and Intel(R) Centrino(R) Advanced-N (6230, 6235)

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-09-12T19:00:00.000Z
• Last modified: 2024-09-16T16:37:28.540Z

09References

• www.intel.com — https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00177.…