CVE-2025-43980

An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN

Medium · published August 5, 2025

CVSS v3.1
6.5
EPSS
0%
Percentile
14.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00245 · 14.8th percentile
Published
2025-08-05T00:00Z
EPSS history
Timeline
  • 05 AUG 00:00Z
    An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN
    cvelistv5