HOMEVULNERABILITIESCVE-2016-9371
MEDIUM

CVE-2016-9371

CWE-79Published: February 13, 2017· Updated: Jun 17, 2026

6.1
CVSS v3.1

Official Description

An issue was discovered in Moxa NPort 5110 versions prior to 2.6, NPort 5130/5150 Series versions prior to 3.6, NPort 5200 Series versions prior to 2.8, NPort 5400 Series versions prior to 3.11, NPort 5600 Series versions prior to 3.7, NPort 5100A Series & NPort P5150A versions prior to 1.3, NPort 5200A Series versions prior to 1.3, NPort 5150AI-M12 Series versions prior to 1.2, NPort 5250AI-M12 Series versions prior to 1.2, NPort 5450AI-M12 Series versions prior to 1.2, NPort 5600-8-DT Series versions prior to 2.4, NPort 5600-8-DTL Series versions prior to 2.4, NPort 6x50 Series versions prior to 1.13.11, NPort IA5450A versions prior to v1.4. User-controlled input is not neutralized before being output to web page (CROSS-SITE SCRIPTING).

NVD Source

Technical Analysis

CVE-2016-9371 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeChanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected Vendors & Products

moxa51 product(s)
nport 5100 series firmwarenport 5110nport 5130nport 5150nport 5200 series firmwarenport 5210nport 5230nport 5232nport 5232inport 5400 series firmwarenport 5410nport 5430+39
Source: NVD CPE · 51 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (4)

http://www.securityfocus.com/bid/85965Third Party Advisory · VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-16-336-02Third Party Advisory · US Government Resource
http://www.securityfocus.com/bid/85965Third Party Advisory · VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-16-336-02Third Party Advisory · US Government Resource

Quick Facts

CVE IDCVE-2016-9371
CVSS Score6.1 / 10
SeverityMEDIUM
WeaknessCWE-79
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 13, 2017

Related CVEs (CWE-79)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2016-9371 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.