CVE-2018-17443 : Security Advisory and Response

A vulnerability in D-Link Central WiFi Manager prior to version 1.03r0100-Beta1 allows for stored XSS attacks through the 'sitename' parameter of the UpdateSite endpoint.

Understanding CVE-2018-17443

This CVE entry describes a security issue in D-Link Central WiFi Manager that could be exploited by attackers to conduct stored XSS attacks.

What is CVE-2018-17443?

This CVE pertains to a vulnerability found in D-Link Central WiFi Manager before version 1.03r0100-Beta1. The flaw exists in the 'sitename' parameter of the UpdateSite endpoint, making it susceptible to stored XSS attacks.

The Impact of CVE-2018-17443

The vulnerability could allow malicious actors to execute arbitrary scripts in the context of a user's session, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2018-17443

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

Vulnerability Description

The vulnerability in D-Link Central WiFi Manager arises from inadequate input validation on the 'sitename' parameter of the UpdateSite endpoint, enabling attackers to store and execute malicious scripts.

Affected Systems and Versions

Product: D-Link Central WiFi Manager
Vendor: D-Link
Versions Affected: All versions prior to 1.03r0100-Beta1

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the 'sitename' parameter of the UpdateSite endpoint, which, when executed, can compromise the security of the system.

Mitigation and Prevention

Protecting systems from CVE-2018-17443 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update D-Link Central WiFi Manager to version 1.03r0100-Beta1 or later to mitigate the vulnerability.
Implement input validation mechanisms to sanitize user inputs and prevent XSS attacks.

Long-Term Security Practices

Regularly monitor and audit web applications for security vulnerabilities.
Educate developers and users on secure coding practices and the risks of XSS attacks.

Patching and Updates

Stay informed about security advisories and patches released by D-Link to address vulnerabilities like CVE-2018-17443.