HOMEVULNERABILITIESCVE-2016-8723
HIGH

CVE-2016-8723

CWE-476Published: April 13, 2017· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official Description

An exploitable null pointer dereference exists in the Web Application functionality of Moxa AWK-3131A Wireless Access Point running firmware 1.1. Any HTTP GET request not preceded by an '/' will cause a segmentation fault in the web server. An attacker can send any of a multitude of potentially unexpected HTTP get requests to trigger this vulnerability.

NVD Source

Technical Analysis

CVE-2016-8723 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

moxa2 product(s)
awk-3131a firmwareawk-3131a
Source: NVD CPE · 2 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 (2)

http://www.talosintelligence.com/reports/TALOS-2016-0237/Exploit · Mitigation · Third Party Advisory
http://www.talosintelligence.com/reports/TALOS-2016-0237/Exploit · Mitigation · Third Party Advisory

Quick Facts

CVE IDCVE-2016-8723
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-476
CISA KEVNo
Affected1 vendor(s)
PublishedApr 13, 2017

Related CVEs (CWE-476)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2016-8723 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.