CVE-2024-34539: TerraMaster Tos

Critical severity, CVSS 9.4. EPSS: 0.5% chance of exploitation in the next 30 days.

Hardcoded credentials in TerraMaster TOS firmware through 5.1 allow a remote attacker to successfully login to the mail or webmail server. These credentials can also be used to login to the administration panel and to perform privileged actions.

Affected products

• TerraMaster Tos: up to and including 5.1

Published 2024-06-14. Last modified 2026-06-17.