Modicon M340 Bmxp3420302 Firmware vulnerabilities

6 known vulnerabilities in Modicon M340 Bmxp3420302 Firmware from Schneider Electric. 6 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 8.1 High severity

  Modicon M340 CPU (part numbers BMXP34*): Improper Enforcement of Message Integrity During Transmission in a Communication Channel

  CVE-2023-6408Feb 14, 2024Schneider Electric

  CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability exists that could cause a denial of service and loss of confidentiality, integrity of controllers when conducting a Man in the Middle attack.

• 9.8 Critical severity

  EcoStruxure Control Expert: Authentication Bypass by Capture-replay

  CVE-2022-45789Jan 31, 2023Schneider ElectricEPSS 1.48%

  A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause execution of unauthorized Modbus functions on the controller when hijacking an authenticated Modbus session. Affected Products: EcoStruxure Control Expert (All Versions),

• 9.8 Critical severity

  EcoStruxure Control Expert: Improper Check for Unusual or Exceptional Conditions

  CVE-2022-45788Jan 30, 2023Schneider ElectricEPSS 1.19%

  A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause arbitrary code execution, denial of service and loss of confidentiality & integrity when a malicious project file is loaded onto the controller. Affected Prod

• 7.5 High severity

  Modicon M340 CPUs: Improper Privilege Management

  CVE-2022-0222Nov 22, 2022Schneider Electric

  A CWE-269: Improper Privilege Management vulnerability exists that could cause a denial of service of the Ethernet communication of the controller when sending a specific request over SNMP. Affected products: Modicon M340 CPUs(BMXP34* versions prior to V3.40),

• 9.8 Critical severity

  EcoStruxure Control Expert: Weak Password Recovery Mechanism for Forgotten Password

  CVE-2022-37300Sep 12, 2022Schneider Electric

  A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists that could cause unauthorized access in read and write mode to the controller when communicating over Modbus. Affected Products: EcoStruxure Control Expert Including all Un

• 7.5 High severity

  Modicon M340 CPUs: BMXP34 (All Versions): Uncontrolled Resource Consumption

  CVE-2022-22724Feb 4, 2022Modicon M340 CPUs: BMXP34 (All Versions)

  A CWE-400: Uncontrolled Resource Consumption vulnerability exists that could cause a denial of service on ports 80 (HTTP) and 502 (Modbus), when sending a large number of TCP RST or FIN packets to any open TCP port of the PLC. Affected Product: Modicon M340 CP