Insufficient Verification of Data Authenticity in Modicon Controllers by Schneider Electric
CVE-2020-7487

9.8CRITICAL

Key Information:

Vendor
Schneider Electric
Status
Ecostruxure Machine Expert (all Versions)somachine, Somachine Motion (all Versions)modicon M218 Logic Controller (all Versions)modicon M241 Logic Controller (all Versions)modicon M251 Logic Controller (all Versions)modicon M258 Logic Controller (all Versions)
Vendor
CVE Published:
22 April 2020

Summary

A vulnerability exists in Schneider Electric's Modicon M218, M241, M251, and M258 controllers due to insufficient verification of data authenticity. This flaw could potentially enable an attacker to execute malicious code on these devices, posing significant security risks in industrial control environments. Users are advised to apply appropriate security measures to mitigate potential threats.

Affected Version(s)

EcoStruxure Machine Expert (all )SoMachine, SoMachine Motion (all )Modicon M218 Logic Controller (all )Modicon M241 Logic Controller (all )Modicon M251 Logic Controller (all )Modicon M258 Logic Controller (all ) EcoStruxure Machine Expert (all versions)SoMachine, SoMachine Motion (all versions)Modicon M218 Logic Controller (all versions)Modicon M241 Logic Controller (all versions)Modicon M251 Logic Controller (all versions)Modicon M258 Logic Controller (all versions)

References

https://www.se.com/ww/en/download/document/SEVD-2020-105-02
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

.