CVE-2020-13819 : Exploit Details and Defense Strategies

Extreme EAC Appliance 8.4.1.24 is vulnerable to unauthenticated reflected XSS through a parameter in a GET request.

Understanding CVE-2020-13819

This CVE identifies a security issue in Extreme EAC Appliance 8.4.1.24 that allows unauthenticated reflected XSS attacks.

What is CVE-2020-13819?

The vulnerability in Extreme EAC Appliance 8.4.1.24 enables attackers to execute malicious scripts in the context of a user's session via a parameter in a GET request.

The Impact of CVE-2020-13819

This vulnerability could lead to unauthorized access, data theft, and potential compromise of sensitive information within the affected system.

Technical Details of CVE-2020-13819

Extreme EAC Appliance 8.4.1.24 is susceptible to unauthenticated reflected XSS attacks.

Vulnerability Description

The flaw allows attackers to inject and execute malicious scripts through a parameter in a GET request, posing a risk to system integrity.

Affected Systems and Versions

Product: Extreme EAC Appliance
Version: 8.4.1.24

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious GET request with a specially crafted parameter to execute arbitrary scripts.

Mitigation and Prevention

Immediate action is crucial to mitigate the risks associated with CVE-2020-13819.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Implement network-level controls to filter and sanitize input data.
Monitor and analyze incoming requests for suspicious patterns.

Long-Term Security Practices

Regularly update and patch all software and systems to prevent known vulnerabilities.
Conduct security training for users to raise awareness of social engineering and phishing tactics.

Patching and Updates

Stay informed about security updates and advisories from Extreme Networks.
Regularly check for patches and updates to address security vulnerabilities in the EAC Appliance.