CVE-2018-3669 : Exploit Details and Defense Strategies
Learn about CVE-2018-3669, a vulnerability in Intel Centrino Wireless N and Advanced N adapters that could lead to a STOP error when a malformed L2CAP Connection Request is sent to the Intel Bluetooth device.
An unauthenticated user could exploit a vulnerability in the ibtfltcoex.sys driver related to Intel Centrino Wireless N and Intel Centrino Advanced N adapters, potentially leading to a STOP error (BSoD) when a malformed L2CAP Connection Request is sent to the Intel Bluetooth device through the network.
Understanding CVE-2018-3669
This CVE affects Intel Centrino Wireless-N and Intel Centrino Advanced-N products Bluetooth.
What is CVE-2018-3669?
CVE-2018-3669 is a vulnerability in the ibtfltcoex.sys driver for Intel Centrino Wireless N and Intel Centrino Advanced N adapters that could be exploited by an unauthenticated user.
The Impact of CVE-2018-3669
The vulnerability may result in a STOP error (BSoD) when a malformed L2CAP Connection Request is sent to the Intel Bluetooth device over the network.
Technical Details of CVE-2018-3669
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability in the ibtfltcoex.sys driver for Intel Centrino Wireless N and Intel Centrino Advanced N adapters allows an unauthenticated user to trigger a STOP error (BSoD) by sending a malformed L2CAP Connection Request to the Intel Bluetooth device.
Affected Systems and Versions
- Vendor: Intel Corporation
- Products and Versions: Intel Centrino Wireless-N (130,135, 1030, 2230) and Intel Centrino Advanced-N (6230, 6235)
Exploitation Mechanism
The vulnerability can be exploited by sending a specifically crafted L2CAP Connection Request to the Intel Bluetooth device through the network.
Mitigation and Prevention
Protecting systems from CVE-2018-3669 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply patches and updates provided by Intel.
- Monitor vendor's security advisories for further instructions.
Long-Term Security Practices
- Regularly update system software and firmware.
- Implement network segmentation to limit exposure to potential attacks.
Patching and Updates
- Intel has released patches to address the vulnerability. Ensure all affected systems are updated with the latest fixes.