CVE-2020-8430 : What You Need to Know

Stormshield Network Security 310 3.7.10 devices have an Open Redirect vulnerability on the captive portal.

Understanding CVE-2020-8430

This CVE involves an Open Redirect vulnerability on Stormshield Network Security 310 3.7.10 devices.

What is CVE-2020-8430?

The vulnerability allows attackers to manipulate the query string on the captive portal, potentially redirecting users to malicious websites.

The Impact of CVE-2020-8430

Attackers can craft URLs to redirect users to phishing sites or other malicious pages.
This could lead to unauthorized access to sensitive information or the installation of malware.

Technical Details of CVE-2020-8430

This section provides more technical insights into the vulnerability.

Vulnerability Description

Stormshield Network Security 310 3.7.10 devices are susceptible to an Open Redirect vulnerability.
Attackers can exploit the captive portal's query string to redirect users to malicious sites.

Affected Systems and Versions

Product: Stormshield Network Security 310
Version: 3.7.10

Exploitation Mechanism

Attackers can manipulate the 'rurl' parameter in the query string to redirect users to malicious URLs.

Mitigation and Prevention

Protecting systems from CVE-2020-8430 is crucial for maintaining security.

Immediate Steps to Take

Implement URL validation to prevent unauthorized redirects.
Regularly monitor and analyze network traffic for suspicious activities.
Educate users about the risks of clicking on unknown links.

Long-Term Security Practices

Keep systems and software up to date with the latest security patches.
Conduct regular security audits and penetration testing to identify vulnerabilities.

Patching and Updates

Check for security advisories and patches from Stormshield to address the Open Redirect vulnerability.