Detections
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Moxa NPort 5110, 5130, and 5150 Exposure of Sensitive Information to an Unauthorized Actor (CVE-2017-16715)

high Tenable OT Security Plugin ID 501579

Synopsis

The remote OT asset is affected by a vulnerability.

Description

An Information Exposure issue was discovered in Moxa NPort 5110 Version 2.2, NPort 5110 Version 2.4, NPort 5110 Version 2.6, NPort 5110 Version 2.7, NPort 5130 Version 3.7 and prior, and NPort 5150 Version 3.7 and prior. An attacker may be able to exploit a flaw in the handling of Ethernet frame padding that may allow for information exposure.

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

Solution

The following text was originally created by the Cybersecurity and Infrastructure Security Agency (CISA). The original can be found at CISA.gov.

Moxa has produced new firmware for the affected devices that can be downloaded from:

NPort 5110 https://www.moxa.com/support/download.aspx?type=support&id=882

NPort 5130 and NPort 5150 https://www.moxa.com/support/download.aspx?type=support&id=356

See Also

http://www.securityfocus.com/bid/101885

https://ics-cert.us-cert.gov/advisories/ICSA-17-320-01

Plugin Details

Severity: High

ID: 501579

Version: 1.4

Type: remote

Family: Tenable.ot

Published: 8/2/2023

Updated: 3/4/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2017-16715

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:moxa:nport_5110_firmware:2.2, cpe:/o:moxa:nport_5110_firmware:2.4, cpe:/o:moxa:nport_5110_firmware:2.6, cpe:/o:moxa:nport_5110_firmware:2.7, cpe:/o:moxa:nport_5130_firmware, cpe:/o:moxa:nport_5150_firmware

Required KB Items: Tenable.ot/Moxa

Exploit Ease: No known exploits are available

Patch Publication Date: 11/16/2017

Vulnerability Publication Date: 11/16/2017

Reference Information

CVE: CVE-2017-16715

CWE: 200