Information Exposure in Modicon Controllers by Schneider Electric
CVE-2019-6806

7.5HIGH

Key Information:

Vendor

Schneider Electric
Status
Modicon M580 Modicon M340 Modicon Quantum Modicon Premium
Vendor
CVE Published:
22 May 2019

What is CVE-2019-6806?

An information exposure vulnerability allows unauthorized access to sensitive SNMP data in Modicon controllers when reading variables via Modbus protocol. This could lead to the disclosure of critical information affecting system integrity and security.

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Affected Version(s)

Modicon M580 Modicon M340 Modicon Quantum Modicon Premium Modicon M580 Modicon M340 Modicon Quantum Modicon Premium

References

https://www.schneider-electric.com/en/download/document/S...
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https://www.talosintelligence.com/vulnerability_reports/T...
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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

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