CVE-2018-17440 : What You Need to Know

D-Link Central WiFi Manager software prior to version 1.03r0100-Beta1 has a vulnerability that exposes an FTP server with hardcoded login credentials, allowing remote attackers to upload files and execute PHP code.

Understanding CVE-2018-17440

This CVE involves a security issue in D-Link Central WiFi Manager software.

What is CVE-2018-17440?

CVE-2018-17440 is a vulnerability in D-Link Central WiFi Manager software that enables unauthorized remote attackers to upload files and execute malicious PHP code.

The Impact of CVE-2018-17440

The vulnerability in D-Link Central WiFi Manager software can lead to unauthorized access and execution of arbitrary code by attackers.

Technical Details of CVE-2018-17440

This section provides technical details of the vulnerability.

Vulnerability Description

The software exposes an FTP server on port 9000 with hardcoded login credentials, allowing attackers to upload files to the web root directory and execute PHP code.

Affected Systems and Versions

D-Link Central WiFi Manager software prior to version 1.03r0100-Beta1

Exploitation Mechanism

Attackers can take advantage of the exposed FTP server and hardcoded credentials to upload files and execute PHP code remotely.

Mitigation and Prevention

Protecting systems from CVE-2018-17440 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update D-Link Central WiFi Manager software to version 1.03r0100-Beta1 or later
Change default login credentials and use strong, unique passwords
Monitor FTP server activities for suspicious uploads

Long-Term Security Practices

Regularly update software and apply security patches
Implement network segmentation to restrict access to critical systems
Conduct security audits and penetration testing to identify vulnerabilities

Patching and Updates

D-Link has likely released patches addressing this vulnerability; ensure timely installation of updates