VULNERABILITY INTELLIGENCE

CVE-2016-4503

CVSS score9.8 CRITICAL

EPSS probability2.85%

CISA KEVNot currently listed

Published2016-07-12

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Moxa Device Server Web Console 5232-N allows remote attackers to bypass authentication, and consequently modify settings and data, via vectors related to reading a cookie parameter containing a UserId value.

Weakness classification

CWE-287: Improper Authentication

Primary references

ics-cert@hq.dhs.gov — Third Party Advisory, VDB Entry
ics-cert@hq.dhs.gov — Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource