CVE-2017-7405 : What You Need to Know

In versions of the D-Link DIR-615 router prior to v20.12PTb04, a vulnerability exists where an attacker can take control of the administrative session without authentication.

Understanding CVE-2017-7405

This CVE describes a security issue in the D-Link DIR-615 router that allows attackers to exploit the device's authentication process.

What is CVE-2017-7405?

The vulnerability in the D-Link DIR-615 router allows attackers to impersonate a user based on their IP address, potentially leading to unauthorized access to the administrative session.

The Impact of CVE-2017-7405

The vulnerability enables attackers to take over administrative sessions without needing authentication credentials, compromising the security and privacy of affected users.

Technical Details of CVE-2017-7405

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

Vulnerability Description

The D-Link DIR-615 router, before v20.12PTb04, identifies users based on their machine's IP address post-authentication, allowing attackers to exploit this behavior.

Affected Systems and Versions

Product: D-Link DIR-615 router
Versions affected: Prior to v20.12PTb04

Exploitation Mechanism

Attackers can spoof the victim's host IP address to gain control of the administrative session without authentication.
By passively monitoring network traffic, attackers can obtain victim and router IP addresses.

Mitigation and Prevention

Protecting against CVE-2017-7405 involves immediate actions and long-term security practices.

Immediate Steps to Take

Update the D-Link DIR-615 router to version v20.12PTb04 or later.
Disable web access on the router if not required.

Long-Term Security Practices

Regularly monitor network traffic for suspicious activities.
Implement strong network security measures to prevent unauthorized access.

Patching and Updates

Apply firmware patches provided by D-Link to address the vulnerability.