Information Exposure in Modicon Controllers by Schneider Electric
CVE-2019-6852

7.5HIGH

Key Information:

Vendor
Schneider Electric
Status
Modicon Controllers (m340 Cpus, M340 Communication Modules, Premium Cpus, Premium Communication Modules, Quantum Cpus, Quantum Communication Modules - See Security Notification For Specific Versions)
Vendor
CVE Published:
20 November 2019

Summary

An information exposure vulnerability exists within Schneider Electric's Modicon Controllers, affecting M340 CPUs, Premium CPUs, and Quantum CPUs, among others. This issue can lead to the unintended disclosure of hardcoded FTP credentials when the controller's web server is accessed over an unsecured network, potentially leaving sensitive information exposed to unauthorized users.

Affected Version(s)

Modicon Controllers (M340 CPUs, M340 communication modules, Premium CPUs, Premium communication modules, Quantum CPUs, Quantum communication modules - see security notification for specific ) Modicon Controllers (M340 CPUs

Modicon Controllers (M340 CPUs, M340 communication modules, Premium CPUs, Premium communication modules, Quantum CPUs, Quantum communication modules - see security notification for specific ) M340 communication modules

Modicon Controllers (M340 CPUs, M340 communication modules, Premium CPUs, Premium communication modules, Quantum CPUs, Quantum communication modules - see security notification for specific ) Premium CPUs

References

https://www.schneider-electric.com/ww/en/download/documen...
x_refsource_CONFIRM

CVSS V3.1

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

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.