VULNERABILITY INTELLIGENCE

CVE-2019-6533

CVSS score9.1 CRITICAL

EPSS probability1.23%

CISA KEVNot currently listed

Published2019-02-12

Last modified2026-06-17

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

Description

Registers used to store Modbus values can be read and written from the web interface without authentication in the PR100088 Modbus gateway versions prior to Release R02 (or Software Version 1.1.13166).

Weakness classification

CWE-306: Missing Authentication for Critical Function

Primary references

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