CVE-2025-43980

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-08-05 · updated 2026-06-17
Weakness: CWE-284

Description

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.

References

https://github.com/actuator/cve/blob/main/Firstnum/CVE-2025-43980.txt
https://github.com/actuator/cve/tree/main/Firstnum

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