CVE-2017-2728 : Security Advisory and Response

CVE-2017-2728 was published on November 15, 2017, and affects Huawei Honor 6X mobile phones, specifically the Berlin-L22C636B150 model and earlier versions. This vulnerability allows attackers to bypass the Bluetooth unlock feature, potentially compromising the security of the device.

Understanding CVE-2017-2728

This CVE entry highlights a critical security issue in Huawei Honor 6X devices related to Bluetooth unlock bypassing.

What is CVE-2017-2728?

The vulnerability in the Honor 6X Berlin-L22C636B150 model and previous versions enables attackers to exploit the lack of proper validation on Bluetooth devices. By impersonating a user's Bluetooth device, attackers can gain unauthorized access to the mobile phone's screen, particularly when the smart unlock function is activated.

The Impact of CVE-2017-2728

The security flaw poses a significant risk to user privacy and data security, allowing unauthorized individuals to unlock the device and potentially access sensitive information stored on the phone.

Technical Details of CVE-2017-2728

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in Huawei Honor 6X devices arises from inadequate validation mechanisms for Bluetooth devices, enabling attackers to bypass the Bluetooth unlock feature.

Affected Systems and Versions

Product: Honor 6X
Vendor: Huawei Technologies Co., Ltd.
Vulnerable Version: Berlin-L22C636B150 and earlier versions

Exploitation Mechanism

Attackers can exploit this vulnerability by impersonating a user's Bluetooth device, taking advantage of the lack of proper validation on Bluetooth devices.

Mitigation and Prevention

Protecting devices from CVE-2017-2728 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable the smart unlock function on affected devices to mitigate the risk of unauthorized access via Bluetooth impersonation.
Regularly monitor for security updates and patches from Huawei to address this vulnerability.

Long-Term Security Practices

Implement strong authentication methods beyond Bluetooth unlock to enhance device security.
Educate users on the risks associated with Bluetooth vulnerabilities and the importance of keeping devices updated.
Consider using additional security measures such as PIN or pattern locks for added protection.
Stay informed about security advisories and best practices for securing mobile devices.

Patching and Updates

Huawei may release security patches to address CVE-2017-2728; ensure devices are regularly updated to apply the latest fixes and enhancements.