HOMEVULNERABILITIESCVE-2018-19659
HIGH

CVE-2018-19659

CWE-78Published: December 6, 2018· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2018-19659 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

moxa2 product(s)
nport w2x50a firmwarenport w2x50a
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories

ADVISORYhttp://packetstormsecurity.com/files/150535/Moxa-NPort-W2x50A-2.1-OS-Command-Injection.html
ADVISORYhttp://seclists.org/fulldisclosure/2018/Nov/64
ADVISORYhttp://packetstormsecurity.com/files/150535/Moxa-NPort-W2x50A-2.1-OS-Command-Injection.html
ADVISORYhttp://seclists.org/fulldisclosure/2018/Nov/64

All References (4)

→
http://packetstormsecurity.com/files/150535/Moxa-NPort-W2x50A-2.1-OS-Command-Injection.htmlExploit · Third Party Advisory · VDB Entry
→
http://seclists.org/fulldisclosure/2018/Nov/64Exploit · Mailing List · Third Party Advisory
→
http://packetstormsecurity.com/files/150535/Moxa-NPort-W2x50A-2.1-OS-Command-Injection.htmlExploit · Third Party Advisory · VDB Entry
→
http://seclists.org/fulldisclosure/2018/Nov/64Exploit · Mailing List · Third Party Advisory

Quick Facts

CVE IDCVE-2018-19659
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-78
CISA KEVNo
Affected1 vendor(s)
PublishedDec 6, 2018

Related CVEs (CWE-78)

CVE-2008-6554
10.0
CVE-2010-0418
10.0
CVE-2008-4796
10.0
CVE-2008-4304
10.0
CVE-2009-4025
10.0
CVE-2010-2445
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-19659 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.
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