VULNERABILITY INTELLIGENCE

CVE-2019-6808

CVSS score9.8 CRITICAL

EPSS probability8.16%

CISA KEVNot currently listed

Published2019-05-22

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

A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a remote code execution by overwriting configuration settings of the controller over Modbus.

Weakness classification

CWE-306: Missing Authentication for Critical Function

Primary references

cybersecurity@se.com — Mitigation, Vendor Advisory
cybersecurity@se.com — Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory