CVE-2017-18373 Information

Description

The Billion 5200W-T TCLinux Fw $7.3.8.0 v008 130603 router distributed by TrueOnline has three user accounts with default passwords including two hardcoded service accounts: one with the username true and password true and another with the username user3 and and a long password consisting of a repetition of the string 0123456789. These accounts can be used to login to the web interface exploit authenticated command injections and change router settings for malicious purposes.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://raw.githubusercontent.com/pedrib/PoC/master/advisories/zyxel_trueonline.txt https://seclists.org/fulldisclosure/2017/Jan/40 https://ssd-disclosure.com/index.php/archives/2910

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8