CVE-2022-35909 : Exploit Details and Defense Strategies

In Jellyfin before version 10.8, a vulnerability exists in the /users endpoint that leads to incorrect access controls for admin functionality.

Understanding CVE-2022-35909

This CVE describes a security issue in Jellyfin that allows unauthorized access to admin functionality through the /users endpoint.

What is CVE-2022-35909?

The vulnerability in Jellyfin before version 10.8 allows attackers to bypass access controls and gain unauthorized access to admin features using the /users endpoint.

The Impact of CVE-2022-35909

Exploitation of this vulnerability can lead to unauthorized users gaining admin privileges, potentially compromising the confidentiality and integrity of the system.

Technical Details of CVE-2022-35909

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The issue arises from incorrect access control implementation in the /users endpoint, allowing unauthorized users to perform admin actions.

Affected Systems and Versions

All versions of Jellyfin before 10.8 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending unauthorized requests to the /users endpoint and gaining admin access.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-35909, follow the recommendations below.

Immediate Steps to Take

Upgrade Jellyfin to version 10.8 or later to patch the vulnerability.
Monitor admin actions for any unauthorized access.

Long-Term Security Practices

Regularly update and patch software to prevent known vulnerabilities.
Conduct security audits to identify and address any access control issues.

Patching and Updates

Stay informed about security updates released by Jellyfin and promptly apply them to secure your system.