CVE-2021-35204 : Exploit Details and Defense Strategies

NETSCOUT Systems nGeniusONE 6.3.0 build 1196 is affected by a Reflected Cross-Site Scripting (XSS) vulnerability at the support endpoint.

Understanding CVE-2021-35204

This CVE refers to a specific vulnerability in NETSCOUT Systems nGeniusONE 6.3.0 build 1196 that allows an attacker to execute a Reflected Cross-Site Scripting attack.

What is CVE-2021-35204?

The CVE-2021-35204 vulnerability exists in the support endpoint of NETSCOUT Systems nGeniusONE 6.3.0 build 1196, enabling attackers to inject malicious scripts into web pages viewed by other users.

The Impact of CVE-2021-35204

The impact of this vulnerability can lead to unauthorized access to sensitive data, cookie theft, session hijacking, or delivering malware to users.

Technical Details of CVE-2021-35204

This section outlines the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability allows for Reflected Cross-Site Scripting (XSS) attacks when interacting with the support endpoint in NETSCOUT Systems nGeniusONE 6.3.0 build 1196.

Affected Systems and Versions

NETSCOUT Systems nGeniusONE 6.3.0 build 1196 is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts through specially crafted URLs, potentially affecting users who click on these links.

Mitigation and Prevention

To protect systems from CVE-2021-35204, immediate actions and long-term security practices are essential.

Immediate Steps to Take

Ensure to update NETSCOUT Systems nGeniusONE to a patched version provided by the vendor and educate users about the risks of clicking on unknown links.

Long-Term Security Practices

Implement secure coding practices, perform regular security audits, and conduct employee training on identifying phishing attempts and malicious links.

Patching and Updates

Regularly check for security updates from NETSCOUT Systems and promptly apply patches to mitigate the risk of XSS attacks.