THREATPORT/VULNERABILITY/CVE-2016-8721
CRITICAL SEVERITY

CVE-2016-8721

Awk 3131a Firmware vulnerability

CVSS
9.1
EPSS
3.3%
EPSS pct
87th
Exploited
No known
An exploitable OS Command Injection vulnerability exists in the web application 'ping' functionality of Moxa AWK-3131A Wireless Access Points running firmware 1.1. Specially crafted web form input can cause an OS Command Injection resulting in complete compromise of the vulnerable device. An attacker can exploit this vulnerability remotely.
Affected vendor
Moxa
Affected product
Awk 3131a Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-78 — OS Command Injection
Published
2017-04-20

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring high privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 3.3% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2016-8721

  • Confirm whether Moxa Awk 3131a Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2016-8721.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-8721

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-8721 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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