CVE-2019-8928 : Security Advisory and Response

A vulnerability was identified in Zoho ManageEngine Netflow Analyzer Professional 7.0.0.2 that allows for cross-site scripting (XSS) attacks through specific GET parameters.

Understanding CVE-2019-8928

What is CVE-2019-8928?

This CVE identifies a cross-site scripting vulnerability in Zoho ManageEngine Netflow Analyzer Professional 7.0.0.2, specifically in the /netflow/jspui/userManagementForm.jsp page using certain GET parameters.

The Impact of CVE-2019-8928

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

Technical Details of CVE-2019-8928

Vulnerability Description

The vulnerability exists in the mentioned page due to inadequate input validation, enabling attackers to inject and execute malicious scripts.

Affected Systems and Versions

Product: Zoho ManageEngine Netflow Analyzer Professional 7.0.0.2
Vendor: Zoho
Versions: All versions prior to 7.0.0.2

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the authMeth, passWord, pwd1, and userName GET parameters to inject and execute malicious scripts.

Mitigation and Prevention

Immediate Steps to Take

Disable or restrict access to the vulnerable page/user interface.
Implement input validation mechanisms to sanitize user inputs.
Regularly monitor and analyze network traffic for suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
Educate users and administrators about safe browsing practices and the risks of XSS attacks.

Patching and Updates

Apply patches or updates provided by Zoho to address the XSS vulnerability in Netflow Analyzer Professional.