Moxa NPort W2x50A Authenticated OS Command Injection in Web Server Ping Functionality (CVE-2018-19659)

high Tenable OT Security Plugin ID 501582

Synopsis

The remote OT asset is affected by a vulnerability.

Description

An exploitable authenticated command-injection vulnerability exists in the web server functionality of Moxa NPort W2x50A products with firmware before 2.2 Build_18082311. A specially crafted HTTP POST request to /goform/net_WebPingGetValue can result in running OS commands as the root user. This is similar to CVE-2017-12120.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

See Also

http://www.nessus.org/u?49c280bd

http://seclists.org/fulldisclosure/2018/Nov/64

Plugin Details

Severity: High

ID: 501582

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 8/2/2023

Updated: 8/3/2023

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2018-19659

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:moxa:nport_w2150a_firmware, cpe:/o:moxa:nport_w2250a_firmware

Required KB Items: Tenable.ot/Moxa

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/6/2018

Vulnerability Publication Date: 12/6/2018

Reference Information

CVE: CVE-2018-19659

CWE: 78