CVE-2018-20218 EXPLOIT
9.8
CRITICAL · CVSS 3.0 · EPSS 10.7% (pctl 96)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 10.74% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-78 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2019-03-21 |
| Last modified | 2026-06-17 |
Affected (6)
| Vendor | Product |
|---|---|
| teracue | enc-400 hdmi |
| teracue | enc-400 hdmi firmware |
| teracue | enc-400 hdmi2 |
| teracue | enc-400 hdmi2 firmware |
| teracue | enc-400 hdsdi |
| teracue | enc-400 hdsdi firmware |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Teracue ENC-400 - Command Injection / Missing Authentication | 2019-02-22 |
References
→ the Explorer · watch your stack · NVD