CVE-2018-12998 : Security Advisory and Response

Zoho ManageEngine Netflow Analyzer, Network Configuration Manager, OpManager, OpUtils, and Firewall Analyzer have a Cross-site scripting (XSS) vulnerability that allows remote attackers to inject arbitrary web script or HTML.

Understanding CVE-2018-12998

This CVE involves a reflected Cross-site scripting (XSS) vulnerability in multiple Zoho ManageEngine products.

What is CVE-2018-12998?

The vulnerability allows remote attackers to inject malicious web scripts or HTML code by exploiting the 'operation' parameter.

The Impact of CVE-2018-12998

Attackers can execute unauthorized scripts or inject HTML code, potentially leading to data theft or unauthorized access.

Technical Details of CVE-2018-12998

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The XSS vulnerability exists in versions prior to specific builds for each affected product.

Affected Systems and Versions

Netflow Analyzer: versions prior to build 123137
Network Configuration Manager: versions prior to build 123128
OpManager: versions prior to build 123148
OpUtils: versions prior to build 123161
Firewall Analyzer: versions prior to build 123147

Exploitation Mechanism

The vulnerability arises when the 'operation' parameter is not properly sanitized in the FailOverHelperServlet.

Mitigation and Prevention

Protect your systems from CVE-2018-12998 with these mitigation strategies.

Immediate Steps to Take

Update affected Zoho ManageEngine products to the specified builds to patch the vulnerability.
Implement input validation to sanitize user inputs and prevent XSS attacks.

Long-Term Security Practices

Regularly monitor security advisories and apply patches promptly.
Conduct security training for developers to enhance awareness of secure coding practices.

Patching and Updates

Stay informed about security updates from Zoho ManageEngine and apply patches as soon as they are released.