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Fencer Vulns
high 7.5

CVE-2018-20220 in the critical feed json

An issue was discovered on Teracue ENC-400 devices with firmware 2.56 and below.

published 2019-03-17 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-12787

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
15.4%
EPSS 15.4% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

An issue was discovered on Teracue ENC-400 devices with firmware 2.56 and below. While the web interface requires authentication before it can be interacted with, a large portion of the HTTP endpoints are missing authentication. An attacker is able to view these pages before being authenticated, and some of these pages may disclose sensitive information.

Timeline

  1. First public exploit (EDB-46451)
  2. Published

Exploit prediction

15.36% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-46451 Teracue ENC-400 - Command Injection / Missing Authentication webapps, 2019-02-22

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-306 Missing Authentication for Critical Functionality

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.