CVE-2023-45671 Explained : Impact and Mitigation

This article provides detailed information about CVE-2023-45671, a reflected cross-site scripting vulnerability in Frigate prior to version 0.13.0 Beta 3.

Understanding CVE-2023-45671

CVE-2023-45671 is a reflected cross-site scripting vulnerability in Frigate, an open-source network video recorder, affecting versions prior to 0.13.0 Beta 3.

What is CVE-2023-45671?

Frigate, before version 0.13.0 Beta 3, is vulnerable to reflected cross-site scripting on API endpoints using the

/<camera_name>

base path, allowing attackers to execute arbitrary JavaScript payloads by tricking authenticated users into clicking malicious links.

The Impact of CVE-2023-45671

The vulnerability poses a medium severity risk, with an attack complexity of high. It requires user interaction and can lead to the execution of arbitrary code in the context of the user's browser.

Technical Details of CVE-2023-45671

This section outlines the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

Prior to version 0.13.0 Beta 3, any API endpoint relying on the

/<camera_name>

path in Frigate was not sanitizing values properly, allowing for reflected XSS attacks when users click specially crafted links.

Affected Systems and Versions

The vulnerability affects Frigate versions earlier than 0.13.0 Beta 3.

Exploitation Mechanism

To exploit CVE-2023-45671, attackers need to craft specialized pages linking to the user's Frigate instance, trick authenticated users into visiting the page, and clicking on the malicious link, leading to the execution of arbitrary JavaScript payloads.

Mitigation and Prevention

Learn about the immediate steps to take and best practices for long-term security.

Immediate Steps to Take

Ensure Frigate instances are not publicly exposed and update to version 0.13.0 Beta 3 containing the patch for this vulnerability. Educate users on recognizing and avoiding suspicious links.

Long-Term Security Practices

Regularly apply security updates, conduct security audits, and implement content security policies to mitigate future XSS vulnerabilities.

Patching and Updates

Stay informed about security advisories and apply patches promptly to protect systems from known vulnerabilities.