CVE-2020-35591 Explained : Impact and Mitigation

Pi-hole 5.0, 5.1, and 5.1.1 allow Session Fixation, enabling attackers to gain unauthorized access to user accounts.

Understanding CVE-2020-35591

Pi-hole versions 5.0, 5.1, and 5.1.1 are vulnerable to Session Fixation, posing a security risk to user accounts.

What is CVE-2020-35591?

Pi-hole versions 5.0, 5.1, and 5.1.1 have a vulnerability that allows a malicious user to create and inject a new session cookie value, granting unauthorized access to a victim's account.

The Impact of CVE-2020-35591

The exploitation of this vulnerability can lead to unauthorized access to user accounts, compromising sensitive information and potentially causing data breaches.

Technical Details of CVE-2020-35591

Pi-hole 5.0, 5.1, and 5.1.1 are affected by a Session Fixation vulnerability.

Vulnerability Description

Pi-hole fails to generate a new session cookie post user login, allowing malicious users to inject a new session cookie value.

Affected Systems and Versions

Pi-hole versions 5.0, 5.1, and 5.1.1

Exploitation Mechanism

A malicious user can create and inject a new session cookie value to gain unauthorized access to a victim's account.

Mitigation and Prevention

Immediate Steps to Take

Users should update Pi-hole to the latest version to mitigate the vulnerability.
Implement strong session management practices to prevent Session Fixation attacks. Long-Term Security Practices
Regularly monitor for security updates and apply patches promptly.
Educate users on safe browsing practices and the importance of secure session management.
Employ multi-factor authentication to enhance account security.
Conduct regular security audits to identify and address potential vulnerabilities.
Stay informed about cybersecurity best practices and emerging threats.
Collaborate with cybersecurity professionals to enhance overall security posture.
Consider implementing security tools and solutions to bolster defense mechanisms.
Engage in ongoing security training and awareness programs for all users.

Patching and Updates

Ensure that Pi-hole is kept up to date with the latest security patches and fixes.