CVE-2020-16847 : Vulnerability Insights and Analysis

Extreme Analytics in Extreme Management Center before 8.5.0.169 allows unauthenticated reflected XSS via a parameter in a GET request, aka CFD-4887.

Understanding CVE-2020-16847

This CVE involves a vulnerability in Extreme Analytics within Extreme Management Center that enables unauthenticated reflected XSS attacks.

What is CVE-2020-16847?

CVE-2020-16847 is a security vulnerability found in Extreme Analytics in Extreme Management Center versions prior to 8.5.0.169. It allows malicious actors to execute unauthenticated reflected cross-site scripting (XSS) attacks by manipulating parameters in a GET request.

The Impact of CVE-2020-16847

The exploitation of this vulnerability could lead to unauthorized access to sensitive information, manipulation of content, and potential data theft within affected systems.

Technical Details of CVE-2020-16847

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability in Extreme Analytics in Extreme Management Center before version 8.5.0.169 enables unauthenticated reflected XSS attacks through a specific parameter in a GET request, identified as CFD-4887.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious code into the parameter of a GET request, which, when executed, allows the attacker to perform XSS attacks.

Mitigation and Prevention

Protecting systems from CVE-2020-16847 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Extreme Management Center to version 8.5.0.169 or later to mitigate the vulnerability.
Implement strict input validation mechanisms to prevent malicious input from being processed.
Monitor and filter user-supplied data to detect and block potential XSS attempts.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities proactively.
Educate users and administrators about the risks of XSS attacks and best practices for secure web application development.

Patching and Updates

Stay informed about security updates and patches released by Extreme Networks for Extreme Management Center to address known vulnerabilities and enhance system security.