Information Disclosure Vulnerability in Schneider Electric's Modicon Controllers
CVE-2019-6851

7.5HIGH

Key Information:

Vendor

Schneider Electric
Status
Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all Firmware Versions)
Vendor
CVE Published:
29 October 2019

What is CVE-2019-6851?

An information disclosure vulnerability exists in Schneider Electric's Modicon M580, M340, Premium, and Quantum controllers across all firmware versions. This issue arises when the TFTP protocol is utilized, allowing unauthorized access to sensitive data stored within the controller. This exposure may lead to the leakage of file and directory information, which poses a significant security risk for users relying on these industrial control systems.

Affected Version(s)

Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware ) Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions)

References

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

.