Improper Check for Unusual Conditions in EcoStruxure Control Expert by Schneider Electric
CVE-2020-7538

7.5HIGH

Key Information:

Vendor

Schneider Electric
Status
Plc Simulator On Ecostruxureª Control Expert (now Unity Pro) (all Versions)
Vendor
CVE Published:
19 November 2020

What is CVE-2020-7538?

An improper check for unusual or exceptional conditions vulnerability exists in the PLC Simulator of EcoStruxure Control Expert (formerly Unity Pro). This flaw can lead to unexpected crashes when the simulator receives specially crafted requests via the Modbus protocol, potentially disrupting the operation of connected systems.

Affected Version(s)

PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all ) PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)

References

https://www.se.com/ww/en/download/document/SEVD-2020-315-07/
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.