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Vulnerability record · CVE-2018-20220 · published 21 March 2019

CVE-2018-20220: Teracue enc-400 hdmi firmware missing authentication for critical function vulnerability

Teracue · Enc 400 Hdmi Firmware

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.

7.5 CVSS 3.0 High EPSS 15% · top 3.3% CWE-306 · Missing authentication for critical function
7.5CVSS 3.0 base score, v2 5.0
15%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/151802/Teracue-ENC-400-Command-Injection-Missing-Authentication.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2019/Feb/48 Mailing ListThird Party Advisory
https://zxsecurity.co.nz/research.html Not Applicable
http://packetstormsecurity.com/files/151802/Teracue-ENC-400-Command-Injection-Missing-Authentication.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2019/Feb/48 Mailing ListThird Party Advisory
https://zxsecurity.co.nz/research.html Not Applicable

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-20220), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.