High severity7.5NVD Advisory· Published Jan 6, 2020· Updated May 29, 2026
CVE-2019-6857
CVE-2019-6857
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
33cpe:2.3:o:schneider-electric:140cpu65150_firmware:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:schneider-electric:140cpu65150_firmware:*:*:*:*:*:*:*:*range: <3.60
- cpe:2.3:o:schneider-electric:140cpu65260_firmware:*:*:*:*:*:*:*:*range: <3.60
cpe:2.3:o:schneider-electric:140cpu65160_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:140cpu65160_firmware:*:*:*:*:*:*:*:*range: <3.60
- cpe:2.3:o:schneider-electric:140cpu65160s_firmware:*:*:*:*:*:*:*:*range: <3.60
- cpe:2.3:o:schneider-electric:140cpu67160_firmware:*:*:*:*:*:*:*:*range: <3.60
- cpe:2.3:o:schneider-electric:140cpu65860_firmware:*:*:*:*:*:*:*:*Range: <3.60
- cpe:2.3:o:schneider-electric:140cpu67060_firmware:*:*:*:*:*:*:*:*Range: <3.60
- cpe:2.3:o:schneider-electric:140cpu67160s_firmware:*:*:*:*:*:*:*:*Range: <3.60
- cpe:2.3:o:schneider-electric:140cpu67260_firmware:*:*:*:*:*:*:*:*Range: <3.60
- cpe:2.3:o:schneider-electric:140cpu67261_firmware:*:*:*:*:*:*:*:*Range: <3.60
- cpe:2.3:o:schneider-electric:140cpu67861_firmware:*:*:*:*:*:*:*:*Range: <3.60
- cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*Range: <3.01
- cpe:2.3:o:schneider-electric:modicon_m580_firmware:*:*:*:*:*:*:*:*Range: <2.80
cpe:2.3:o:schneider-electric:tsxh5724m_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:tsxh5724m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp57254m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp57304m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxh5744m_firmware:*:*:*:*:*:*:*:*Range: <3.20
cpe:2.3:o:schneider-electric:tsxp57104m_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:tsxp57104m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp57154m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp57454m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp571634m_firmware:*:*:*:*:*:*:*:*Range: <3.20
cpe:2.3:o:schneider-electric:tsxp57204m_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:tsxp57204m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp573634m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp576634m_firmware:*:*:*:*:*:*:*:*range: <3.20
cpe:2.3:o:schneider-electric:tsxp572634m_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:tsxp572634m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp574634m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp575634m_firmware:*:*:*:*:*:*:*:*range: <3.20
- cpe:2.3:o:schneider-electric:tsxp57354m_firmware:*:*:*:*:*:*:*:*Range: <3.20
- cpe:2.3:o:schneider-electric:tsxp57554m_firmware:*:*:*:*:*:*:*:*Range: <3.20
- Schneider Electric SE/Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions)v5Range: Modicon M580
Patches
Vulnerability mechanics
References
2- www.se.com/ww/en/download/document/SEVD-2019-344-01nvdVendor Advisory
- www.us-cert.gov/ics/advisories/icsa-20-016-01nvdThird Party AdvisoryUS Government Resource
News mentions
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