CVE-2019-6857

Published Jan 6, 2020 CVSS 3.1 · 7.5 High EPSS 1.6% KEV · Not listed
Description
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions) which could cause a Denial of Service of the controller when reading specific memory blocks using Modbus TCP.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2019-16411 A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions) which could cause a Denial of Service of the controller when reading specific memory blocks using Modbus TCP.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Subscriptions

Schneider-electric 140cpu65150 140cpu65150 Firmware 140cpu65160 140cpu65160 Firmware 140cpu65160s 140cpu65160s Firmware 140cpu65260 140cpu65260 Firmware 140cpu65860 140cpu65860 Firmware 140cpu67060 140cpu67060 Firmware 140cpu67160 140cpu67160 Firmware 140cpu67160s 140cpu67160s Firmware 140cpu67260 140cpu67260 Firmware 140cpu67261 140cpu67261 Firmware 140cpu67861 140cpu67861 Firmware Modicon M340 Modicon M340 Firmware Modicon M580 Modicon M580 Firmware Tsxh5724m Tsxh5724m Firmware Tsxh5744m Tsxh5744m Firmware Tsxp57104m Tsxp57104m Firmware Tsxp57154m Tsxp57154m Firmware Tsxp571634m Tsxp571634m Firmware Tsxp57204m Tsxp57204m Firmware Tsxp57254m Tsxp57254m Firmware Tsxp572634m Tsxp572634m Firmware Tsxp57304m Tsxp57304m Firmware Tsxp57354m Tsxp57354m Firmware Tsxp573634m Tsxp573634m Firmware Tsxp57454m Tsxp57454m Firmware Tsxp574634m Tsxp574634m Firmware Tsxp57554m Tsxp57554m Firmware Tsxp575634m Tsxp575634m Firmware Tsxp576634m Tsxp576634m Firmware
Weaknesses

Sources

Status
PUBLISHED
Assigner
schneider
Published
Updated
May 29, 2026, 2:41 PM
Reserved
Jan 25, 2019, 12:00 AM
Status
Modified
Published
Jan 6, 2020, 11:15 PM
Modified
Jun 17, 2026, 2:39 AM