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CRITICAL · 9.8

CVE-2018-20218

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/w...

Vulnerability 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.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
TeracueEnc-400 Hdmi Firmware<= 2.56
TeracueEnc-400 Hdmi-
TeracueEnc-400 Hdmi2 Firmware<= 2.56
TeracueEnc-400 Hdmi2-
TeracueEnc-400 Hdsdi Firmware<= 2.56
TeracueEnc-400 Hdsdi-

Related Weaknesses (CWE)

CWE-78

References

FAQ

What is CVE-2018-20218?

CVE-2018-20218 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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/w...

How severe is CVE-2018-20218?

CVE-2018-20218 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-20218?

Check the references section above for vendor advisories and patch information. Affected products include: Teracue Enc-400 Hdmi Firmware, Teracue Enc-400 Hdmi, Teracue Enc-400 Hdmi2 Firmware, Teracue Enc-400 Hdmi2, Teracue Enc-400 Hdsdi Firmware.