CVE-2017-3742 : Vulnerability Insights and Analysis

Lenovo Connect2 prior to versions 4.2.5.4885 for Windows and 4.2.5.3071 for Android stored ad-hoc connection passwords in a user-accessible location, potentially exposing sensitive information to attackers.

Understanding CVE-2017-3742

Lenovo Connect2 vulnerability leading to the disclosure of ad-hoc wifi network keys.

What is CVE-2017-3742?

CVE-2017-3742 is a security vulnerability in Lenovo Connect2 versions earlier than 4.2.5.4885 for Windows and 4.2.5.3071 for Android. It allowed attackers with read access to user contents to connect to the Connect2 hotspot and view files during transfer.

The Impact of CVE-2017-3742

The vulnerability could result in unauthorized access to sensitive data during file transfers between systems.

Technical Details of CVE-2017-3742

Lenovo Connect2 vulnerability specifics.

Vulnerability Description

The flaw in Lenovo Connect2 allowed passwords of ad-hoc connections to be stored in a location accessible to users, enabling potential unauthorized access.

Affected Systems and Versions

Product: Lenovo Connect2
Vendor: Lenovo Group Ltd.
Affected Versions: Earlier than 4.2.5.4885 for Windows and 4.2.5.3071 for Android

Exploitation Mechanism

Attackers gaining read access to user contents could exploit the vulnerability to connect to the Connect2 hotspot and intercept file transfers.

Mitigation and Prevention

Protecting systems from CVE-2017-3742.

Immediate Steps to Take

Update Lenovo Connect2 to versions 4.2.5.4885 for Windows and 4.2.5.3071 for Android or newer.
Avoid connecting to unsecured networks.

Long-Term Security Practices

Regularly update software and firmware to patch vulnerabilities.
Implement strong password policies and encryption protocols.

Patching and Updates

Lenovo released patches addressing the vulnerability, ensuring secure storage of ad-hoc connection passwords.