CVE-2017-14416 Explained : Impact and Mitigation

Devices running the D-Link DIR-850L REV. A firmware version FW114WWb07_h2ab_beta1 are vulnerable to a cross-site scripting (XSS) issue in the "action" parameter of the htdocs/web/wandetect.php file.

Understanding CVE-2017-14416

This CVE identifies a specific XSS vulnerability affecting D-Link DIR-850L REV. A devices.

What is CVE-2017-14416?

The vulnerability allows attackers to execute malicious scripts in the context of a user's browser on the affected devices.

The Impact of CVE-2017-14416

Exploitation of this vulnerability could lead to unauthorized access, data theft, and potentially full device compromise.

Technical Details of CVE-2017-14416

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The XSS vulnerability exists in the "action" parameter of the htdocs/web/wandetect.php file on D-Link DIR-850L REV. A devices.

Affected Systems and Versions

Product: D-Link DIR-850L REV. A
Firmware Version: FW114WWb07_h2ab_beta1

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the affected parameter, potentially leading to script execution in the user's browser.

Mitigation and Prevention

Protecting against CVE-2017-14416 involves taking immediate and long-term security measures.

Immediate Steps to Take

Disable remote access if not required
Regularly monitor for unusual activities on the network
Implement network segmentation to limit the impact of potential attacks

Long-Term Security Practices

Keep firmware and software up to date
Conduct regular security assessments and penetration testing

Patching and Updates

Apply patches and updates provided by D-Link to address this vulnerability