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Vulnerabilities

Vulnerability · CVE-2025-43986

An issue was discovered on KuWFi GC111 GC111-GL-LM321_V3.0_20191211 devices.

Published Aug 13, 2025 · catalog updated Aug 14, 2025 · An issue was discovered

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-43986. EPSS is 0.51%. Act only if a listed version of An issue was discovered is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (An issue was discovered).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Critical9.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.51%
Remediation
Vendor / distro source
Affected products
vendor n/a n/a n/a

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor n/a n/a n/an/a

How to fix CVE-2025-43986

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-43986. EPSS is 0.51%. Act only if a listed version of An issue was discovered is installed.

Which versions are affected?

Compare what you have installed with n/a n/a n/a n/a. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.51%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 13, 2025 · EUVD

    Detected

    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.

  2. Aug 14, 2025 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2025-43986

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-43986

    30-day exploitation probability 0.51%

    first.org
  • EUVDVulnerability recordEUVD-2025-24639

    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.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 23, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 20, 2026