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Description

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions) which could cause a Denial of Service of the controller when reading specific memory blocks using Modbus TCP.

PUBLISHED Reserved 2019-01-25 | Published 2020-01-06 | Updated 2026-05-29 | Assigner schneider

Problem types

CWE-754: Improper Check for Unusual or Exceptional Conditions

Product status

Modicon M580
affected

Modicon M340
affected

Modicon Quantum
affected

Modicon Premium (see security notification for specific versions)
affected

References

www.se.com/ww/en/download/document/SEVD-2019-344-01

www.us-cert.gov/ics/advisories/icsa-20-016-01

www.se.com/ww/en/download/document/SEVD-2019-344-01

www.us-cert.gov/ics/advisories/icsa-20-016-01

cve.org (CVE-2019-6857)

nvd.nist.gov (CVE-2019-6857)

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