An issue was discovered on Teracue ENC-400 devices with firmware 2.56 and below.
Priority MEDIUM 55CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-78.
Summary
An issue was discovered on Teracue ENC-400 devices with firmware 2.56 and below. The login form passes user input directly to a shell command without any kind of escaping or validation in /usr/share/www/check.lp file. An attacker is able to perform command injection using the "password" parameter in the login form.
Why it matters now
EPSS 0.10735 95th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:teracue:enc-400_hdmi_firmware:*:*:*:*:*:*:*:* | up to 2.56 | Vulnerable | Teracue |
| cpe:2.3:h:teracue:enc-400_hdmi:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Teracue |
| cpe:2.3:o:teracue:enc-400_hdmi2_firmware:*:*:*:*:*:*:*:* | up to 2.56 | Vulnerable | Teracue |
| cpe:2.3:h:teracue:enc-400_hdmi2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Teracue |
| cpe:2.3:o:teracue:enc-400_hdsdi_firmware:*:*:*:*:*:*:*:* | up to 2.56 | Vulnerable | Teracue |
| cpe:2.3:h:teracue:enc-400_hdsdi:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Teracue |
- cpe:2.3:o:teracue:enc-400_hdmi_firmware:*:*:*:*:*:*:*:* Versions up to 2.56 Vulnerable ·Teracue
- cpe:2.3:h:teracue:enc-400_hdmi:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Teracue
- cpe:2.3:o:teracue:enc-400_hdmi2_firmware:*:*:*:*:*:*:*:* Versions up to 2.56 Vulnerable ·Teracue
- cpe:2.3:h:teracue:enc-400_hdmi2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Teracue
- cpe:2.3:o:teracue:enc-400_hdsdi_firmware:*:*:*:*:*:*:*:* Versions up to 2.56 Vulnerable ·Teracue
- cpe:2.3:h:teracue:enc-400_hdsdi:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Teracue
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-20218
- 2026-10-03 Alias added: GHSA-27cv-whxj-627j
References
More Teracue Enc-400 Hdmi2 Firmware vulnerabilities
- TI-2018-14328 An issue was discovered on Teracue ENC-400 devices with firmware 2.56 and below. CVSS 3.0HIGH 8.1
- TI-2018-14329 An issue was discovered on Teracue ENC-400 devices with firmware 2.56 and below. CVSS 3.0HIGH 7.5
Sources
- CVE-2018-20218 · CVE Program
- CVE-2018-20218 · NVD
- FIRST EPSS
- GHSA-27cv-whxj-627j · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences