CVE-2018-18247 : Vulnerability Insights and Analysis

Icinga Web 2 prior to version 2.6.2 is susceptible to cross-site scripting (XSS) attacks.

Understanding CVE-2018-18247

This CVE record highlights a vulnerability in Icinga Web 2 that could be exploited for XSS attacks.

What is CVE-2018-18247?

The add icon parameter in Icinga Web 2 before version 2.6.2 is prone to cross-site scripting (XSS) attacks, potentially allowing malicious actors to execute scripts in the context of a user's browser.

The Impact of CVE-2018-18247

Exploitation of this vulnerability could lead to unauthorized access to sensitive information, session hijacking, and potential manipulation of web content.

Technical Details of CVE-2018-18247

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability arises from improper validation of user-supplied input in the add icon parameter of Icinga Web 2, enabling attackers to inject malicious scripts.

Affected Systems and Versions

Affected System: Icinga Web 2
Affected Versions: Versions prior to 2.6.2

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the add icon parameter, which, when executed, can compromise the security of the application and user data.

Mitigation and Prevention

Protecting systems from CVE-2018-18247 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Icinga Web 2 to version 2.6.2 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 associated with XSS attacks.

Patching and Updates

Stay informed about security advisories and promptly apply patches released by the vendor to address known vulnerabilities.