Vulnerabilities > CVE-2018-7856 - Improper Check for Unusual or Exceptional Conditions vulnerability in Schneider-Electric products

047910
CVSS 7.5 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
HIGH
network
low complexity
schneider-electric
CWE-754
NVD
Published: 2019-05-22
Updated: 2024-11-21

Summary

A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a possible denial of Service when writing invalid memory blocks to the controller over Modbus.

Vulnerable Configurations

Part Description Count
OS
Schneider-Electric
10
Hardware
Schneider-Electric
4

Common Weakness Enumeration (CWE)

Talos

idTALOS-2019-0767
last seen2019-06-11
published2019-06-10
reporterTalos Intelligence
sourcehttp://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0767
titleSchneider Electric Modicon M580 UMAS memory block write denial-of-service vulnerability

References