VulnerabilityDeferred

CVE-2025-43986

The TELNET service is enabled by default and exposed over the WAN interface without authentication.

CRITICAL 9.8EPSS 0.49%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered on KuWFi GC111 GC111-GL-LM321_V3.0_20191211 devices. The TELNET service is enabled by default and exposed over the WAN interface without authentication.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.49% probability · 41th percentile
CISA KEV: Not listed
Weakness: CWE-200
Source: cve@mitre.org

References

https://github.com/actuator/cve/blob/main/Kuwfi/CVE-2025-43986.txt
https://github.com/actuator/cve/tree/main/kuwfi
https://www.kuwfi.com/products/300mbps-industrial-router-cat4-4g-cpe-router-extender-strong-wifi-signal-suport-32wifi-users-with-sim-card-slot-95

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.