CVE-2018-13353: TerraMaster Operating System

High severity, CVSS 8.8. EPSS: 5.9% chance of exploitation in the next 30 days.

System command injection in ajaxdata.php in TerraMaster TOS version 3.1.03 allows attackers to execute commands via the "checkport" parameter.

Affected products

• TerraMaster TerraMaster Operating System: version 3.1.03 only

Published 2018-11-27. Last modified 2026-06-17.