CVE Vulnerabilities

CVE-2018-18754

Insufficiently Protected Credentials

Published: Oct 29, 2018 | Modified: Oct 03, 2019
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu

ZyXEL VMG3312-B10B 1.00(AAPP.7) devices have a backdoor root account with the tTn3+Z@!Sr0O+ password hash in the etc/default.cfg file.

Weakness

The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval.

Affected Software

Name Vendor Start Version End Version
Vmg3312-b10b_firmware Zyxel 1.00(aapp.7) 1.00(aapp.7)

Potential Mitigations

References