CVE-2021-35201 Explained : Impact and Mitigation

NETSCOUT nGeniusONE version 6.3.0 build 1196 is vulnerable to XML External Entity (XXE) attacks. This CVE-2021-35201 poses a security risk due to the NEI component.

Understanding CVE-2021-35201

This section will provide insights into the CVE-2021-35201 vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2021-35201?

CVE-2021-35201 refers to the vulnerability in NETSCOUT nGeniusONE 6.3.0 build 1196 that allows XML External Entity (XXE) attacks. Attackers can exploit this vulnerability to disclose confidential information.

The Impact of CVE-2021-35201

The impact of CVE-2021-35201 includes the risk of unauthorized access to sensitive data, potential exposure of confidential information, and the exploitation of systems running the affected version.

Technical Details of CVE-2021-35201

Understanding the technical aspects of CVE-2021-35201 is crucial to implementing effective security measures.

Vulnerability Description

The vulnerability arises in NETSCOUT nGeniusONE 6.3.0 build 1196 due to inadequate handling of XML External Entities, enabling attackers to manipulate XML data leading to information disclosure.

Affected Systems and Versions

NETSCOUT nGeniusONE version 6.3.0 build 1196 is confirmed to be affected by CVE-2021-35201. Ensure all systems running this version are secured against potential exploitation.

Exploitation Mechanism

By exploiting the XML External Entity (XXE) vulnerability in NETSCOUT nGeniusONE, threat actors can craft malicious XML payloads, triggering the disclosure of sensitive information and potentially compromising the system.

Mitigation and Prevention

Effective mitigation strategies are essential to safeguard IT infrastructure against CVE-2021-35201.

Immediate Steps to Take

Immediately update NETSCOUT nGeniusONE to a patched version that addresses the XXE vulnerability. Conduct security assessments to identify any unauthorized access.

Long-Term Security Practices

Implement security best practices, such as regular security audits, employee training on cybersecurity awareness, and establishing a response plan for handling security incidents.

Patching and Updates

Regularly apply security patches provided by NETSCOUT for NETSCOUT nGeniusONE to mitigate the risk of XXE attacks and other potential vulnerabilities.