CVE-2022-36223 : Security Advisory and Response
Learn about CVE-2022-36223, a vulnerability in Emby Server 4.6.7.0 allowing XSS stored attacks. Understand the impact, technical details, and mitigation strategies to secure your system.
A detailed overview of CVE-2022-36223 focusing on the vulnerability in Emby Server 4.6.7.0 and its impact, technical details, and mitigation strategies.
Understanding CVE-2022-36223
Emby Server 4.6.7.0 contains a vulnerability in the playlist name field that exposes it to a stored cross-site scripting (XSS) attack. This vulnerability allows threat actors to potentially compromise the administrator access token and gain unauthorized access to the media server administrator account.
What is CVE-2022-36223?
The vulnerability in Emby Server 4.6.7.0 allows for XSS stored attacks through the playlist name field, leading to potential theft of the administrator access token and unauthorized access to the media server administrator account.
The Impact of CVE-2022-36223
The impact of CVE-2022-36223 is significant as it enables threat actors to exploit the vulnerability to compromise sensitive administrator access tokens, potentially resulting in unauthorized access to the media server administrator account.
Technical Details of CVE-2022-36223
Vulnerability Description
The vulnerability in Emby Server 4.6.7.0 arises from inadequate sanitization of user input in the playlist name field, allowing malicious scripts to be stored and executed, leading to XSS attacks.
Affected Systems and Versions
The affected system is Emby Server 4.6.7.0. All instances running this specific version are vulnerable to the XSS stored attack associated with CVE-2022-36223.
Exploitation Mechanism
Threat actors can exploit this vulnerability by injecting malicious code into the playlist name field, triggering the XSS stored attack, and potentially gaining access to the administrator access token.
Mitigation and Prevention
Immediate Steps to Take
To mitigate the risk associated with CVE-2022-36223, users are advised to update Emby Server to a patched version that addresses the XSS stored vulnerability in the playlist name field.
Long-Term Security Practices
Implementing robust input validation and output encoding practices can help prevent XSS vulnerabilities in web applications like Emby Server, reducing the risk of unauthorized access.
Patching and Updates
Regularly apply security patches and updates provided by Emby Server to ensure that known vulnerabilities, including those related to CVE-2022-36223, are remediated effectively.