High severity7.5NVD Advisory· Published Mar 23, 2020· Updated Jun 17, 2026
CVE-2020-7477
CVE-2020-7477
Description
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Quantum Ethernet Network module 140NOE771x1 (Versions 7.0 and prior), Quantum processors with integrated Ethernet – 140CPU65xxxxx (all Versions), and Premium processors with integrated Ethernet (all Versions), which could cause a Denial of Service when sending a specially crafted command over Modbus.
Affected products
32cpe:2.3:o:schneider-electric:140cpu65150_firmware:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:schneider-electric:140cpu65150_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140cpu65260_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:140cpu65160_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:140cpu65160_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140cpu65160s_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140cpu67160_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140cpu65860_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140cpu67060_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140cpu67160s_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140cpu67260_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140cpu67261_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140cpu67861_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:140noe77101_firmware:*:*:*:*:*:*:*:*Range: <=7.0
- cpe:2.3:o:schneider-electric:140noe77111_firmware:*:*:*:*:*:*:*:*Range: <=7.0
cpe:2.3:o:schneider-electric:tsxh5724m_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:tsxh5724m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp57254m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp57304m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxh5744m_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:tsxp57104m_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:tsxp57104m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp57154m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp57454m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp571634m_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:tsxp57204m_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:tsxp57204m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp573634m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp576634m_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:tsxp572634m_firmware:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:schneider-electric:tsxp572634m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp574634m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp575634m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:tsxp57554m_firmware:*:*:*:*:*:*:*:*
- Quantum/Ethernet Network module 140NOE771x1description
- Range: <=7.0
- Range: all Versions
- Range: all Versions
Patches
Vulnerability mechanics
References
1- www.se.com/ww/en/download/document/SEVD-2020-070-02/nvdVendor Advisory
News mentions
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