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Vulnerabilities

CVE-2019-6819 | BDVDB-2026-116754 Detail

Modicon Controllers, Modicon M340 - firmware versions prior to V3.01 Modicon M580 - firmware versions prior to V2.80 All firmware versions of Modicon Quantum and Modicon Premium

Description#

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists which could cause a possible Denial of Service when specific Modbus frames are sent to the controller in the products: Modicon M340 - firmware versions prior to V3.01, Modicon M580 - firmware versions prior to V2.80, All firmware versions of Modicon Quantum and Modicon Premium.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.

Weaknesses#

  • CWE-754 Improper Check for Unusual or Exceptional Conditions

References#

Exploit#

No public exploit known

History#

  1. Version 1Record published in the CVE List.
  2. Version 2Most recent update recorded in the CVE List.