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Modicon M580 Firmware CVE-2019-6845

HIGH
Cleartext Transmission of Sensitive Information (CWE-319)
2019-10-29 cybersecurity@se.com
Information Disclosure Modicon M580 Firmware Modicon M340 Firmware Tsxmcpc002M Firmware Tsxmcpc512K Firmware Tsxmfpp001M Firmware Tsxmfpp002M Firmware Tsxmfpp004M Firmware Tsxmfpp512K Firmware Tsxmrpc001M Firmware Tsxmrpc002M Firmware Tsxmrpc003M Firmware Tsxmrpc007M Firmware Tsxmrpc01M7 Firmware Tsxmrpc768K Firmware Tsxmrpf004M Firmware Tsxmrpf008M Firmware Tsxmfp0128P2 Firmware Tsxmfp064P2 Firmware Tsxmfpp224K Firmware Tsxmfpp384K Firmware Tsxmrpc448K Firmware Tsxmrpp224K Firmware Tsxmrpp384K Firmware
7.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

1
CVE Published
Oct 29, 2019 - 19:15 nvd
HIGH 7.5

DescriptionNVD

A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information when transferring applications to the controller using Modbus TCP protocol.

AnalysisAI

A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-319. A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information when transferring applications to the controller using Modbus TCP protocol. Affected products include: Schneider-Electric Modicon M580 Firmware, Schneider-Electric Modicon M340 Firmware, Schneider-Electric Tsxmcpc002M Firmware, Schneider-Electric Tsxmcpc512K Firmware, Schneider-Electric Tsxmfpp001M Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2019-6845 vulnerability details – vuln.today
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