CVE-2017-3192 : Vulnerability Insights and Analysis

D-Link DIR-130 and DIR-330 routers are affected by a vulnerability that exposes administrator credentials, potentially leading to unauthorized access.

Understanding CVE-2017-3192

This CVE highlights the insufficient protection of administrator credentials in D-Link DIR-130 firmware version 1.23 and DIR-330 firmware version 1.12.

What is CVE-2017-3192?

The vulnerability allows an attacker to obtain administrator credentials by accessing the tools_admin.asp page, where the password is revealed in base64 encoding.

The Impact of CVE-2017-3192

The exposure of administrator credentials can result in unauthorized access to the device, compromising its security and allowing attackers to take control.

Technical Details of CVE-2017-3192

This section provides in-depth technical information about the vulnerability.

Vulnerability Description

The vulnerability lies in the disclosure of the administrator password in base64 encoding on the tools_admin.asp page of the web interface.

Affected Systems and Versions

Product: DIR-130
Vendor: D-Link
Version: 1.23
Product: DIR-330
Vendor: D-Link
Version: 1.12

Exploitation Mechanism

Attackers can exploit this vulnerability by remotely accessing the tools_admin.asp page, potentially through an authentication bypass like CVE-2017-3191.

Mitigation and Prevention

Protecting against CVE-2017-3192 requires immediate actions and long-term security practices.

Immediate Steps to Take

Change the default administrator credentials to strong, unique passwords.
Regularly monitor and audit access to the router's administration interface.
Apply security patches and updates provided by D-Link.

Long-Term Security Practices

Implement network segmentation to restrict access to critical devices.
Conduct regular security assessments and penetration testing to identify vulnerabilities.
Educate users on secure password practices and the importance of keeping firmware up to date.

Patching and Updates

D-Link may release firmware updates to address the vulnerability. Ensure timely installation of these patches to secure the affected devices.