CoreCVE
Back

HIGH

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Legacy Controllers Modicon Quantum & Modicon Premium (see security notifications for affected versions), that could cause denial of service when a specially crafted Read Physical Memory request over Modbus is sent to the controller

Published Dec 11, 2020

Description

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Legacy Controllers Modicon Quantum & Modicon Premium (see security notifications for affected versions), that could cause denial of service when a specially crafted Read Physical Memory request over Modbus is sent to the controller.

Affected products

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-754

References (2)

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED
Assigner schneider
Published Dec 11, 2020
Updated Aug 4, 2024
Reserved Jan 21, 2020
Link CVE-2020-7543

CISA Vulnrichment

No data

NVD

Status Modified
Modified Jun 17, 2026
Link CVE-2020-7543

Red Hat

No data

ENISA EUVD

Assigner schneider
Published Dec 11, 2020
Updated Aug 4, 2024
Link EUVD-2020-28668

GitHub

No data