VULNERABILITY INTELLIGENCE

CVE-2019-6829

CVSS score7.5 HIGH
EPSS probability1.61%
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 version prior to V2.90) and Modicon M340 (firmware version prior to V3.10), which could cause a possible denial of service when writing to specific memory addresses in the controller over Modbus.

Weakness classification

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

Primary references