Improper Authentication Management in EcoStruxure Control Expert by Schneider Electric
CVE-2020-28212

9.8CRITICAL

Key Information:

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

Summary

A vulnerability exists in EcoStruxure Control Expert (formerly Unity Pro), which allows unauthorized command execution due to improper handling of excessive authentication attempts. This security flaw can be exploited through brute force attacks over the Modbus protocol, potentially compromising system integrity and operations.

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:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.