CVE-2017-18370 Information

Description

The ZyXEL P660HN-T1A v2 TCLinux Fw 7.3.37.6 router distributed by TrueOnline has a command injection vulnerability in the Remote System Log forwarding function which is only accessible by an authenticated user. The vulnerability is in the logSet.asp page and can be exploited through the ServerIP parameter. Authentication can be achieved by exploiting CVE-2017-18371.

CVSS Vector

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

Reference

http://www.zyxel.com/support/announcement_unauthenticated.shtml 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 https://unit42.paloaltonetworks.com/new-mirai-variant-targets-enterprise-wireless-presentation-display-systems/

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