CVE-2025-43980

Medium severity, CVSS 6.5. EPSS: 0.2% chance of exploitation in the next 30 days.

An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN. They enable the SSH service by default with the credentials of root/admin. The GUI doesn't offer a way to disable the account.

Published 2025-08-05. Last modified 2026-06-17.