VULNERABILITY INTELLIGENCE

CVE-2019-6809

CVSS score7.5 HIGH
EPSS probability1.76%
CISA KEVNot currently listed
Published2019-09-17
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware versions prior to V2.90), Modicon M340 (firmware versions prior to V3.10), Modicon Premium (all versions), Modicon Quantum (all versions), which could cause a possible denial of service when reading invalid data from the controller.

Weakness classification

  • CWE-248: Uncaught Exception
  • CWE-755: Improper Handling of Exceptional Conditions

Primary references