CVE-2019-11822 : Vulnerability Insights and Analysis

A vulnerability known as relative path traversal has been discovered in the SYNO.PhotoStation.File component of Synology Photo Station, allowing remote attackers to upload arbitrary files.

Understanding CVE-2019-11822

What is CVE-2019-11822?

The CVE-2019-11822 vulnerability is a relative path traversal issue in Synology Photo Station, affecting versions prior to 6.8.11-3489 and 6.3-2977.

The Impact of CVE-2019-11822

Exploiting this vulnerability enables remote attackers to upload any files they desire through the uploadphoto parameter.

Technical Details of CVE-2019-11822

Vulnerability Description

The vulnerability allows remote attackers to upload arbitrary files via the uploadphoto parameter in Synology Photo Station.

Affected Systems and Versions

Product: Photo Station
Vendor: Synology
Affected Versions:
Photo Station < 6.8.11-3489
Photo Station < 6.3-2977

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Integrity Impact: Low
Scope: Unchanged
CVSS Score: 4.3 (Medium)

Mitigation and Prevention

Immediate Steps to Take

Update Synology Photo Station to version 6.8.11-3489 or higher.
Apply security patches provided by Synology.

Long-Term Security Practices

Regularly monitor for security advisories from Synology.
Implement network security measures to prevent unauthorized access.

Patching and Updates

Keep Photo Station updated with the latest security patches.