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CVE-2019-6845

A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon…

High7.5EPSS 1.1%
Published
Updated
Reserved
Assigned by
schneider

Description

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.

Scores

CVSS scores of CVE-2019-6845, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (exploitation in 30 days)
1.1% · top 35% of all CVEs (5 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

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

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

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .