Search Results (91 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2021-22788 1 Schneider-electric 28 140cpu65150, 140cpu65150 Firmware, 140noc77101 and 25 more 2026-05-29 7.5 High
A CWE-787: Out-of-bounds Write vulnerability exists that could cause denial of service when an attacker sends a specially crafted HTTP request to the web server of the device. Affected Product: Modicon M340 CPUs: BMXP34 (Versions prior to V3.40), Modicon M340 X80 Ethernet Communication Modules: BMXNOE0100 (H), BMXNOE0110 (H), BMXNOC0401, BMXNOR0200H RTU (All Versions), Modicon Premium Processors with integrated Ethernet (Copro): TSXP574634, TSXP575634, TSXP576634 (All Versions), Modicon Quantum Processors with Integrated Ethernet (Copro): 140CPU65xxxxx (All Versions), Modicon Quantum Communication Modules: 140NOE771x1, 140NOC78x00, 140NOC77101 (All Versions), Modicon Premium Communication Modules: TSXETY4103, TSXETY5103 (All Versions)
CVE-2021-22787 1 Schneider-electric 28 140cpu65150, 140cpu65150 Firmware, 140noc77101 and 25 more 2026-05-29 7.5 High
A CWE-20: Improper Input Validation vulnerability exists that could cause denial of service of the device when an attacker sends a specially crafted HTTP request to the web server of the device. Affected Product: Modicon M340 CPUs: BMXP34 (Versions prior to V3.40), Modicon M340 X80 Ethernet Communication Modules: BMXNOE0100 (H), BMXNOE0110 (H), BMXNOC0401, BMXNOR0200H RTU (All Versions), Modicon Premium Processors with integrated Ethernet (Copro): TSXP574634, TSXP575634, TSXP576634 (All Versions), Modicon Quantum Processors with Integrated Ethernet (Copro): 140CPU65xxxxx (All Versions), Modicon Quantum Communication Modules: 140NOE771x1, 140NOC78x00, 140NOC77101 (All Versions), Modicon Premium Communication Modules: TSXETY4103, TSXETY5103 (All Versions)
CVE-2021-22785 1 Schneider-electric 28 140cpu65150, 140cpu65150 Firmware, 140noc77101 and 25 more 2026-05-29 7.5 High
A CWE-200: Information Exposure vulnerability exists that could cause sensitive information of files located in the web root directory to leak when an attacker sends a HTTP request to the web server of the device. Affected Product: Modicon M340 CPUs: BMXP34 (Versions prior to V3.40), Modicon M340 X80 Ethernet Communication Modules: BMXNOE0100 (H), BMXNOE0110 (H), BMXNOC0401, BMXNOR0200H RTU (All Versions), Modicon Premium Processors with integrated Ethernet (Copro): TSXP574634, TSXP575634, TSXP576634 (All Versions), Modicon Quantum Processors with Integrated Ethernet (Copro): 140CPU65xxxxx (All Versions), Modicon Quantum Communication Modules: 140NOE771x1, 140NOC78x00, 140NOC77101 (All Versions), Modicon Premium Communication Modules: TSXETY4103, TSXETY5103 (All Versions)
CVE-2019-6857 1 Schneider-electric 58 140cpu65150, 140cpu65150 Firmware, 140cpu65160 and 55 more 2026-05-29 7.5 High
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.
CVE-2019-6856 1 Schneider-electric 58 140cpu65150, 140cpu65150 Firmware, 140cpu65160 and 55 more 2026-05-29 7.5 High
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.
CVE-2019-6829 1 Schneider-electric 4 Modicon M340, Modicon M340 Firmware, Modicon M580 and 1 more 2026-05-29 7.5 High
A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2.90) and Modicon M340 (firmware version prior to V3.10), which could cause a possible denial of service when writing to specific memory addresses in the controller over Modbus.
CVE-2019-6819 1 Schneider-electric 38 Bmeh582040, Bmeh582040c, Bmeh584040 and 35 more 2026-05-29 7.5 High
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists which could cause a possible Denial of Service when specific Modbus frames are sent to the controller in the products: Modicon M340 - firmware versions prior to V3.01, Modicon M580 - firmware versions prior to V2.80, All firmware versions of Modicon Quantum and Modicon Premium.
CVE-2018-7852 1 Schneider-electric 8 Modicon M340, Modicon M340 Firmware, Modicon M580 and 5 more 2026-05-29 7.5 High
A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause denial of service when an invalid private command parameter is sent to the controller over Modbus.
CVE-2020-7564 1 Schneider-electric 40 Modicon M340 Bmx Noc 0401, Modicon M340 Bmx Noc 0401 Firmware, Modicon M340 Bmx Noe 0100 and 37 more 2026-05-29 6.3 Medium
A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause write access and the execution of commands when uploading a specially crafted file on the controller over FTP.
CVE-2020-7563 1 Schneider-electric 40 Modicon M340 Bmx Noc 0401, Modicon M340 Bmx Noc 0401 Firmware, Modicon M340 Bmx Noe 0100 and 37 more 2026-05-29 6.3 Medium
A CWE-787: Out-of-bounds Write vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause corruption of data, a crash, or code execution when uploading a specially crafted file on the controller over FTP.
CVE-2020-7562 1 Schneider-electric 40 Modicon M340 Bmx Noc 0401, Modicon M340 Bmx Noc 0401 Firmware, Modicon M340 Bmx Noe 0100 and 37 more 2026-05-29 6.3 Medium
A CWE-125: Out-of-Bounds Read vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause a segmentation fault or a buffer overflow when uploading a specially crafted file on the controller over FTP.
CVE-2018-7794 1 Schneider-electric 58 140cpu65150, 140cpu65150 Firmware, 140cpu65160 and 55 more 2026-05-29 7.5 High
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 reading data with invalid index using Modbus TCP.
CVE-2021-22792 1 Schneider-electric 49 Modicon M340 Bmxp341000, Modicon M340 Bmxp342010, Modicon M340 Bmxp342020 and 46 more 2026-05-29 6.5 Medium
A CWE-476: NULL Pointer Dereference vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU (part numbers BMEP* and BMEH*, all versions), Modicon M340 CPU (part numbers BMXP34*, all versions), Modicon MC80 (part numbers BMKC80*, all versions), Modicon Momentum Ethernet CPU (part numbers 171CBU*, all versions), PLC Simulator for EcoStruxureª Control Expert, including all Unity Pro versions (former name of EcoStruxureª Control Expert, all versions), PLC Simulator for EcoStruxureª Process Expert including all HDCS versions (former name of EcoStruxureª Process Expert, all versions), Modicon Quantum CPU (part numbers 140CPU*, all versions), Modicon Premium CPU (part numbers TSXP5*, all versions).
CVE-2021-22790 1 Schneider-electric 49 Modicon M340 Bmxp341000, Modicon M340 Bmxp342010, Modicon M340 Bmxp342020 and 46 more 2026-05-29 6.5 Medium
A CWE-125: Out-of-bounds Read vulnerability that could cause a Denial of Service on the Modicon PLC controller / simulator when updating the controller application with a specially crafted project file exists in Modicon M580 CPU (part numbers BMEP* and BMEH*, all versions), Modicon M340 CPU (part numbers BMXP34*, all versions), Modicon MC80 (part numbers BMKC80*, all versions), Modicon Momentum Ethernet CPU (part numbers 171CBU*, all versions), PLC Simulator for EcoStruxureª Control Expert, including all Unity Pro versions (former name of EcoStruxureª Control Expert, all versions), PLC Simulator for EcoStruxureª Process Expert including all HDCS versions (former name of EcoStruxureª Process Expert, all versions), Modicon Quantum CPU (part numbers 140CPU*, all versions), Modicon Premium CPU (part numbers TSXP5*, all versions).
CVE-2021-22779 1 Schneider-electric 61 Ecostruxure Control Expert, Ecostruxure Process Expert, Modicon M340 Bmxp341000 and 58 more 2026-05-29 6.5 Medium
Authentication Bypass by Spoofing vulnerability exists in EcoStruxure Control Expert (all versions prior to V15.0 SP1, including all versions of Unity Pro), EcoStruxure Control Expert V15.0 SP1, EcoStruxure Process Expert (all versions, including all versions of EcoStruxure Hybrid DCS), SCADAPack RemoteConnect for x70 (all versions), Modicon M580 CPU (all versions - part numbers BMEP* and BMEH*), Modicon M340 CPU (all versions - part numbers BMXP34*), that could cause unauthorized access in read and write mode to the controller by spoofing the Modbus communication between the engineering software and the controller.
CVE-2020-7549 1 Schneider-electric 38 140cpu65150, 140cpu65150 Firmware, 140noc78000 and 35 more 2026-05-28 7.5 High
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in the Web Server on Modicon M340, Legacy Offers Modicon Quantum and Modicon Premium and associated Communication Modules (see security notification for affected versions), that could cause denial of HTTP and FTP services when a series of specially crafted requests is sent to the controller over HTTP.
CVE-2020-7534 1 Schneider-electric 20 140cpu65, 140cpu65 Firmware, 140noc78000 and 17 more 2026-05-28 7.1 High
A CWE-352: Cross-Site Request Forgery (CSRF) vulnerability exists on the web server used, that could cause a leak of sensitive data or unauthorized actions on the web server during the time the user is logged in. Affected Products: Modicon M340 CPUs: BMXP34 (All Versions), Modicon Quantum CPUs with integrated Ethernet (Copro): 140CPU65 (All Versions), Modicon Premium CPUs with integrated Ethernet (Copro): TSXP57 (All Versions), Modicon M340 ethernet modules: (BMXNOC0401, BMXNOE01, BMXNOR0200H) (All Versions), Modicon Quantum and Premium factory cast communication modules: (140NOE77111, 140NOC78*00, TSXETY5103, TSXETY4103) (All Versions)
CVE-2024-8933 1 Schneider-electric 3 Modicon M340, Modicon Mc80, Modicon Momentum Unity M1e Processor 2026-04-15 7.5 High
CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability exists that could cause retrieval of password hash that could lead to denial of service and loss of confidentiality and integrity of controllers. To be successful, the attacker needs to inject themself inside the logical network while a valid user uploads or downloads a project file into the controller.
CVE-2024-8935 1 Schneider-electric 3 Modicon M340 Bmxp341000, Modicon Mc80 Bmkc8020301, Modicon Momentum Unity M1e Processor 2026-04-15 7.5 High
CWE-290: Authentication Bypass by Spoofing vulnerability exists that could cause a denial of service and loss of confidentiality and integrity of controllers when conducting a Man-In-The-Middle attack between the controller and the engineering workstation while a valid user is establishing a communication session. This vulnerability is inherent to Diffie Hellman algorithm which does not protect against Man-In-The-Middle attacks.
CVE-2024-8936 1 Schneider-electric 1 Modicon M340 2026-04-15 6.5 Medium
CWE-20: Improper Input Validation vulnerability exists that could lead to loss of confidentiality of controller memory after a successful Man-In-The-Middle attack followed by sending a crafted Modbus function call used to tamper with memory.