CVE-2018-3669 Denial of service in Intel(R) Centrino(R) Wireless-N and Intel(R) Centrino(R) Advanced-N products Bluetooth

High 7.5 Published Updated

An unauthenticated attacker can cause a system crash by sending a malformed Bluetooth request to Intel Centrino adapters.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-3669?

CVE-2018-3669 is a high-severity denial of service vulnerability in Intel(R) Centrino(R) Wireless-N and Intel(R) Centrino(R) Advanced-N products Bluetooth, published on 12 Sep 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Which versions are affected by CVE-2018-3669?

It affects 1 product.

Products include Intel Centrino Firmware.

How do I fix CVE-2018-3669?

No fix has been published for CVE-2018-3669 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-3669 being exploited?

There is no known exploitation of CVE-2018-3669 in the wild and no public exploit code.

Sources

Also known as GHSA-9p8m-fg8m-h3xv.

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