CVE-2017-18370

HIGH

Billion 5200w-t Firmware - OS Command Injection

Title source: rule
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-18370. PoCs published by Pedro Ribeiro <[email protected]>, including Metasploit module exploits/linux/http/trueonline_p660hn_v2_rce.

AI-analyzed exploit summary This Metasploit module exploits an authenticated command injection vulnerability in the TrueOnline / ZyXEL P660HN-T v2 router by injecting commands into the remote log forwarding page. It authenticates using default credentials, injects a payload via TFTP, and executes it to achieve remote code execution.

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.

Exploits (1)

metasploit WORKING POC EXCELLENT
by Pedro Ribeiro <[email protected]> · rubypoclinux
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/trueonline_p660hn_v2_rce.rb

This Metasploit module exploits an authenticated command injection vulnerability in the TrueOnline / ZyXEL P660HN-T v2 router by injecting commands into the remote log forwarding page. It authenticates using default credentials, injects a payload via TFTP, and executes it to achieve remote code execution.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: ZyXEL P660HN-T v2 (TrueOnline customized version)
Auth required
Prerequisites: Network access to the router's web interface · Default credentials (supervisor:zyad1234) · TFTP server to host the payload
devstral-2 · analyzed Apr 23, 2026 Full analysis →

References (5)

Core 5
Core References
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://seclists.org/fulldisclosure/2017/Jan/40
Exploit, Technical Description, Third Party Advisory x_refsource_misc
https://ssd-disclosure.com/index.php/archives/2910

Scores

CVSS v3 8.8
EPSS 0.7702
EPSS Percentile 99.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-78
Status published
Products (3)
billion/5200w-t_firmware 7.3.8.0
zyxel/p660hn-t1a_v1_firmware 7.3.37.6
zyxel/p660hn-t1a_v2_firmware 7.3.37.6
Published May 02, 2019
Tracked Since Feb 18, 2026