CVE-2021-39369 : Exploit Details and Defense Strategies

This CVE record pertains to a vulnerability in Philips (formerly Carestream) Vue MyVue PACS that allows Path Traversal by authenticated users to access files outside of the web root.

Understanding CVE-2021-39369

This section will provide insights into the nature and impact of CVE-2021-39369.

What is CVE-2021-39369?

CVE-2021-39369 involves a vulnerability in Philips Vue MyVue PACS software that enables authenticated users to exploit the VideoStream function to conduct Path Traversal attacks, gaining unauthorized access to files beyond the web root.

The Impact of CVE-2021-39369

The vulnerability allows authenticated users to view confidential files located outside the web root, potentially compromising sensitive data and breaching the system's security.

Technical Details of CVE-2021-39369

Delve into the specific technical aspects of CVE-2021-39369 in this section.

Vulnerability Description

The vulnerability in Philips Vue MyVue PACS through version 12.2.x.x enables Path Traversal via the VideoStream function, allowing users to access files beyond the intended web root directory.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions Affected: All versions up to 12.2.x.x

Exploitation Mechanism

The exploit involves authenticated users leveraging the VideoStream function to traverse paths, bypassing access restrictions and gaining unauthorized entry to files outside the designated web root.

Mitigation and Prevention

Learn how to mitigate and prevent potential exploits related to CVE-2021-39369.

Immediate Steps to Take

Users should restrict access permissions to files and directories within the application to prevent unauthorized traversal.
Consider applying additional security measures such as input validation to block malicious path operations.

Long-Term Security Practices

Regularly monitor and update access controls to ensure only authorized individuals can view specific files.
Conduct routine security audits and implement secure coding practices to mitigate similar path traversal vulnerabilities.

Patching and Updates

Applying the latest patches and updates from Philips (formerly Carestream) for Vue MyVue PACS is imperative to remediate the vulnerability and enhance system security.