CVE-2019-6856

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 when writing specific physical memory blocks using Modbus TCP.

• schneider-electric modicon m580 firmware (< 2.80) • schneider-electric modicon m340 firmware (< 3.01) • schneider-electric tsxh5744m firmware (< 3.20) • schneider-electric tsxh5724m firmware (< 3.20) • schneider-electric tsxp576634m firmware (< 3.20) • schneider-electric tsxp57554m firmware (< 3.20) • schneider-electric tsxp575634m firmware (< 3.20) • schneider-electric tsxp57454m firmware (< 3.20) • schneider-electric tsxp574634m firmware (< 3.20) • schneider-electric tsxp57354m firmware (< 3.20) • schneider-electric tsxp573634m firmware (< 3.20) • schneider-electric tsxp57304m firmware (< 3.20) • schneider-electric tsxp57254m firmware (< 3.20) • schneider-electric tsxp572634m firmware (< 3.20) • schneider-electric tsxp57204m firmware (< 3.20) • schneider-electric tsxp571634m firmware (< 3.20) • schneider-electric tsxp57154m firmware (< 3.20) • schneider-electric tsxp57104m firmware (< 3.20) • schneider-electric 140cpu65150 firmware (< 3.52) • schneider-electric 140cpu65160 firmware (< 3.52) • schneider-electric 140cpu65260 firmware (< 3.52) • schneider-electric 140cpu67261 firmware (< 3.52) • schneider-electric 140cpu67060 firmware (< 3.52) • schneider-electric 140cpu67160 firmware (< 3.52) • schneider-electric 140cpu67260 firmware (< 3.52) • schneider-electric 140cpu65860 firmware (< 3.52) • schneider-electric 140cpu67861 firmware (< 3.52) • schneider-electric 140cpu65160s firmware (< 3.52) • schneider-electric 140cpu67160s firmware (< 3.52)