CRITICAL · 9.8

CVE-2018-18473

A hidden backdoor on PATLITE NH-FB Series devices with firmware version 1.45 or earlier, NH-FV Series devices with firmware version 1.10 or earlier, and NBM Series devices with firmware version 1.09 o...

Vulnerability Description

A hidden backdoor on PATLITE NH-FB Series devices with firmware version 1.45 or earlier, NH-FV Series devices with firmware version 1.10 or earlier, and NBM Series devices with firmware version 1.09 or earlier allow attackers to enable an SSH daemon via the "kankichi" or "kamiyo4" password to the _secret1.htm URI. Subsequently, the default password of root for the root account allows an attacker to conduct remote code execution and as a result take over the system.

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
PatliteNbm-D88N Firmware-
PatliteNbm-D88N-
PatliteNhl-3Fb1 Firmware-
PatliteNhl-3Fb1-
PatliteNhl-3Fv1N Firmware-
PatliteNhl-3Fv1N-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2018-18473?

CVE-2018-18473 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A hidden backdoor on PATLITE NH-FB Series devices with firmware version 1.45 or earlier, NH-FV Series devices with firmware version 1.10 or earlier, and NBM Series devices with firmware version 1.09 o...

How severe is CVE-2018-18473?

CVE-2018-18473 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-2018-18473?

Check the references section above for vendor advisories and patch information. Affected products include: Patlite Nbm-D88N Firmware, Patlite Nbm-D88N, Patlite Nhl-3Fb1 Firmware, Patlite Nhl-3Fb1, Patlite Nhl-3Fv1N Firmware.