{
  "document": {
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "publisher": {
      "category": "vendor",
      "name": "Schneider Electric CPCERT",
      "namespace": "https://www.se.com/ww/en/work/support/cybersecurity/security-notifications.jsp",
      "contact_details": "cpcert@se.com"
    },
    "title": "EcoStruxureTM Control Expert, EcoStruxureTM Process Expert, and Modicon Controllers M580 and M340",
    "tracking": {
      "current_release_date": "2024-08-13T00:00:00.000Z",
      "id": "SEVD-2022-221-01",
      "initial_release_date": "2022-08-09T10:58:35.000Z",
      "status": "final",
      "version": "5.0.0",
      "generator": {
        "date": "2024-08-13T00:00:00.000Z",
        "engine": {
          "version": "1.2",
          "name": "Schneider Electric CSAF Generator"
        }
      },
      "revision_history": [
        {
          "date": "2022-08-09T10:58:35.000Z",
          "number": "1.0.0",
          "summary": "Original Release"
        },
        {
          "date": "2022-09-06T10:58:00.000Z",
          "number": "1.1.0",
          "summary": "The version number for Modicon M580 that addresses these vulnerabilities has been updated from V4.01 to V4.02."
        },
        {
          "date": "2022-10-10T20:15:00.000Z",
          "number": "2.0.0",
          "summary": "A clarification was added to the list of affected products by splitting Modicon M580 and Modicon M580 Safety CPU ranges. The purpose of the notification update is to inform customers that the latest fix Modicon M580 V4.02 does not apply to the Safety range of M580. It is highly recommended that customers using Modicon M580 Safety ranges continue to implement the mitigations shared in this document"
        },
        {
          "date": "2022-12-13T20:15:00.000Z",
          "number": "3.0.0",
          "summary": "The Modicon M580 SV4.02 firmware has been retracted for quality issues and is no longer available for download. Additional mitigations have been introduced for Modicon M580 CPU and M580 CPU Safety, and we urge customers to deploy these mitigations to further reduce the risk of potential exploitation of identified vulnerabilities."
        },
        {
          "date": "2023-03-14T06:30:00.000Z",
          "number": "4.0.0",
          "summary": "Remediation for the Modicon M580 CPU is available for download"
        },
        {
          "date": "2024-03-14T00:00:00.000Z",
          "number": "5.0.0",
          "summary": "A remediation is available for the Modicon M580 CPU Safety (page 2)"
        }
      ]
    },
    "references": [
      {
        "summary": "EcoStruxureTM Control Expert, EcoStruxureTM Process Expert, and Modicon Controllers M580 and M340 - SEVD-2022-221-01 PDF Version",
        "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-221-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-221-01_EcoStruxure_Control_Expert_Modicon580_Security_Notification.pdf",
        "category": "self"
      },
      {
        "summary": "EcoStruxureTM Control Expert, EcoStruxureTM Process Expert, and Modicon Controllers M580 and M340 - SEVD-2022-221-01 CSAF Version",
        "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-221-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=sevd-2022-221-01.json",
        "category": "self"
      },
      {
        "summary": "Recommended Cybersecurity Best Practices",
        "url": "https://www.se.com/us/en/download/document/7EN52-0390/",
        "category": "external"
      }
    ],
    "lang": "en-US",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE"
      }
    },
    "notes": [
      {
        "category": "general",
        "text": "We strongly recommend the following industry cybersecurity best practices.\n\nhttps://www.se.com/us/en/download/document/7EN52-0390/\n* Locate control and safety system networks and remote devices behind firewalls and isolate them from the business network.\n* Install physical controls so no unauthorized personnel can access your industrial control and safety systems, components, peripheral equipment, and networks.\n* Place all controllers in locked cabinets and never leave them in the “Program” mode.\n* Never connect programming software to any network other than the network intended for that device.\n* Scan all methods of mobile data exchange with the isolated network such as CDs, USB drives, etc. before use in the terminals or any node connected to these networks.\n* Never allow mobile devices that have connected to any other network besides the intended network to connect to the safety or control networks without proper sanitation.\n* Minimize network exposure for all control system devices and systems and ensure that they are not accessible from the Internet.\n* When remote access is required, use secure methods, such as Virtual Private Networks (VPNs). Recognize that VPNs may have vulnerabilities and should be updated to the most current version available. Also, understand that VPNs are only as secure as the connected devices.\nFor more information refer to the Schneider Electric Recommended Cybersecurity Best Practices document. \n",
        "title": "General Security Recommendations"
      },
      {
        "category": "general",
        "text": "This document provides an overview of the identified vulnerability or vulnerabilities and actions required to mitigate. For more details and assistance on how to protect your installation, contact your local Schneider Electric representative or Schneider Electric Industrial Cybersecurity Services: https://www.se.com/ww/en/work/solutions/cybersecurity/. These organizations will be fully aware of this situation and can support you through the process.\nFor further information related to cybersecurity in Schneider Electric’s products, visit the company’s cybersecurity support portal page: https://www.se.com/ww/en/work/support/cybersecurity/overview.jsp",
        "title": "For More Information"
      },
      {
        "category": "legal_disclaimer",
        "text": "THIS NOTIFICATION DOCUMENT, THE INFORMATION CONTAINED HEREIN, AND ANY MATERIALS LINKED FROM IT (COLLECTIVELY, THIS “NOTIFICATION”) ARE INTENDED TO HELP PROVIDE AN OVERVIEW OF THE IDENTIFIED SITUATION AND SUGGESTED MITIGATION ACTIONS, REMEDIATION, FIX, AND/OR GENERAL SECURITY RECOMMENDATIONS AND IS PROVIDED ON AN “AS-IS” BASIS WITHOUT WARRANTY OR GUARANTEE OF ANY KIND.  SCHNEIDER ELECTRIC DISCLAIMS ALL WARRANTIES RELATING TO THIS NOTIFICATION, EITHER EXPRESS OR IMPLIED, INCLUDING WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. SCHNEIDER ELECTRIC MAKES NO WARRANTY THAT THE NOTIFICATION WILL RESOLVE THE IDENTIFIED SITUATION. IN NO EVENT SHALL SCHNEIDER ELECTRIC BE LIABLE FOR ANY DAMAGES OR LOSSES WHATSOEVER IN CONNECTION WITH THIS NOTIFICATION, INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF SCHNEIDER ELECTRIC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. YOUR USE OF THIS NOTIFICATION IS AT YOUR OWN RISK, AND YOU ARE SOLELY LIABLE FOR ANY DAMAGES TO YOUR SYSTEMS OR ASSETS OR OTHER LOSSES THAT MAY RESULT FROM YOUR USE OF THIS NOTIFICATION. SCHNEIDER ELECTRIC RESERVES THE RIGHT TO UPDATE OR CHANGE THIS NOTIFICATION AT ANY TIME AND IN ITS SOLE DISCRETION",
        "title": "LEGAL DISCLAIMER"
      },
      {
        "category": "general",
        "text": "At Schneider, we believe access to energy and digital is a basic human right. We empower all to do more with less, ensuring Life Is On everywhere, for everyone, at every moment.\n\nWe provide energy and automation digital solutions for efficiency and sustainability. We combine world-leading energy technologies, real-time automation, software and services into integrated solutions for Homes, Buildings, Data Centers, Infrastructure and Industries.\n\nWe are committed to unleash the infinite possibilities of an open, global, innovative community that is passionate with our Meaningful Purpose, Inclusive and Empowered values.\n\nwww.se.com ",
        "title": "About Schneider Electric"
      },
      {
        "category": "summary",
        "text": "Schneider Electric is aware of a vulnerability in its EcoStruxure™ Control Expert , EcoStruxure™ Process Expert, and Modicon M580 and M340 control products.\nFailure to apply the remediations provided below may risk a bypass of access controls in place, which could result in the possibility of arbitrary code execution and loss of confidentiality and integrity of the project file.\nMarch 2023 Update: Remediation for the Modicon M580 CPU is available for download",
        "title": "Overview"
      }
    ]
  },
  "product_tree": {
    "branches": [
      {
        "category": "vendor",
        "name": "Schneider Electric",
        "branches": [
          {
            "category": "product_name",
            "name": "EcoStruxure™ Control Expert",
            "branches": [
              {
                "category": "product_version_range",
                "name": "<=15.0 SP1",
                "product": {
                  "product_id": "1",
                  "name": "Schneider Electric EcoStruxure™ Control Expert <=15.0 SP1"
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "EcoStruxure™ Control Expert",
            "branches": [
              {
                "category": "product_version",
                "name": "15.1",
                "product": {
                  "product_id": "2",
                  "name": "Schneider Electric EcoStruxure™ Control Expert 15.1"
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "EcoStruxure™ Process Expert",
            "branches": [
              {
                "category": "product_version_range",
                "name": "<2021",
                "product": {
                  "product_id": "3",
                  "name": "Schneider Electric EcoStruxure™ Process Expert <2021"
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "EcoStruxure™ Process Expert",
            "branches": [
              {
                "category": "product_version",
                "name": "2021",
                "product": {
                  "product_id": "4",
                  "name": "Schneider Electric EcoStruxure™ Process Expert 2021"
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "Modicon M340 CPU",
            "branches": [
              {
                "category": "product_version_range",
                "name": "<=3.40",
                "product": {
                  "product_id": "5",
                  "name": "Schneider Electric Modicon M340 CPU <=3.40"
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "Modicon M340 CPU",
            "branches": [
              {
                "category": "product_version",
                "name": "3.50",
                "product": {
                  "product_id": "6",
                  "name": "Schneider Electric Modicon M340 CPU 3.50"
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "Modicon M580 CPU",
            "branches": [
              {
                "category": "product_version_range",
                "name": "<=3.22",
                "product": {
                  "product_id": "7",
                  "name": "Schneider Electric Modicon M580 CPU <=3.22"
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "Modicon M580 CPU Safety",
            "branches": [
              {
                "category": "product_version_range",
                "name": "< SV4.21",
                "product": {
                  "product_id": "9",
                  "name": "Schneider Electric Modicon M580 CPU Safety Versions prior to SV4.21",
                  "product_identification_helper": {
                    "model_numbers": [
                      "BMEP58*S",
                      "BMEH58*S"
                    ]
                  }
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "Modicon M580 CPU Safety <SV4.10",
            "branches": [
              {
                "category": "product_version_range",
                "name": "<SV4.10",
                "product": {
                  "product_id": "8",
                  "name": "Schneider Electric Modicon M580 CPU Safety <SV4.10",
                  "product_identification_helper": {
                    "model_numbers": [
                      "BMEP58*S",
                      "BMEH58*S"
                    ]
                  }
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "Modicon M580 CPU Safety SV4.10",
            "branches": [
              {
                "category": "product_version",
                "name": "SV4.10",
                "product": {
                  "product_id": "10",
                  "name": "Schneider Electric Modicon M580 CPU Safety SV4.10",
                  "product_identification_helper": {
                    "model_numbers": [
                      "BMEP58*S",
                      "BMEH58*S"
                    ]
                  }
                }
              }
            ]
          },
          {
            "category": "product_name",
            "name": "Modicon M580 CPU Safety",
            "branches": [
              {
                "category": "product_version",
                "name": "SV4.21",
                "product": {
                  "product_id": "11",
                  "name": "Schneider Electric Modicon M580 CPU Safety Versions SV4.21",
                  "product_identification_helper": {
                    "model_numbers": [
                      "BMEP58*S",
                      "BMEH58*S"
                    ]
                  }
                }
              }
            ]
          }
        ]
      }
    ]
  },
  "vulnerabilities": [
    {
      "title": "CVE-2022-37300",
      "notes": [
        {
          "category": "description",
          "text": "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. ",
          "title": "CVE Description"
        }
      ],
      "cve": "CVE-2022-37300",
      "cwe": {
        "id": "CWE-640",
        "name": "Weak Password Recovery Mechanism for Forgotten Password"
      },
      "acknowledgments": [
        {
          "names": [
            "GAO Jin"
          ],
          "organization": "NSFocus"
        }
      ],
      "product_status": {
        "known_affected": [
          "1",
          "3",
          "5",
          "7",
          "9",
          "8"
        ],
        "fixed": [
          "2",
          "4",
          "6",
          "10",
          "11"
        ]
      },
      "scores": [
        {
          "products": [
            "1",
            "3",
            "5",
            "7",
            "9"
          ],
          "cvss_v3": {
            "version": "3.1",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "attackVector": "NETWORK",
            "attackComplexity": "LOW",
            "privilegesRequired": "NONE",
            "userInteraction": "NONE",
            "scope": "UNCHANGED",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "availabilityImpact": "HIGH"
          }
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "EcoStruxure Control Expert V15.1, available for download below, includes a fix for this vulnerability\r\nhttps://www.se.com/ww/en/download/document/EcoStruxureControlExpert_V15.1/",
          "product_ids": [
            "1"
          ],
          "url": "https://www.se.com/ww/en/download/document/EcoStruxureControlExpert_V15.1/",
          "restart_required": {
            "category": "none"
          }
        },
        {
          "category": "vendor_fix",
          "details": "EcoStruxure™ Process Expert V2021, available for download below, includes a fix for this vulnerability:\r\nhttps://www.se.com/myschneider/documentsDownloadCenterDetail/in/en/EPE2021Release",
          "product_ids": [
            "3"
          ],
          "url": "https://www.se.com/myschneider/documentsDownloadCenterDetail/in/en/EPE2021Release",
          "restart_required": {
            "category": "none"
          }
        },
        {
          "category": "vendor_fix",
          "details": "Firmware V3.50 includes a fix for this vulnerability and is available for download here:\r\nhttps://www.se.com/ww/en/download/document/BMXP34xxxxx_SV_03.50/",
          "product_ids": [
            "5"
          ],
          "url": "https://www.se.com/ww/en/download/document/BMXP34xxxxx_SV_03.50/",
          "restart_required": {
            "category": "none"
          }
        },
        {
          "category": "vendor_fix",
          "details": "Firmware SV4.21 includes a fix for these vulnerabilities and is \r\navailable for download here: \r\nhttps://www.se.com/ww/en/product-range/62098-modicon-m580-epac-controller/#software-and-firmware\r\n Important: customer needs to use version of EcoStruxure™ \r\nControl Expert V16.0 HF001 minimum to connect with the latest \r\nversion of M580 CPU Safety. The software is available for \r\ndownload here: tps://www.se.com/ww/en/product-range/548-ecostruxurecontrol-expert-unity-pro/#software-and-firmware",
          "product_ids": [
            "9"
          ],
          "url": "https://www.se.com/ww/en/product-range/62098-modicon-m580-epac-controller/#software-and-firmware",
          "restart_required": {
            "category": "none"
          }
        },
        {
          "category": "mitigation",
          "details": "The Modicon M580 SV4.02 firmware has been retracted for quality issues and is no longer available for download. For specific questions or support, Customers are requested to contact Schneider Electric’s Customer Care Center. Please refer to the mitigations recommended in the section below.",
          "product_ids": [
            "7"
          ],
          "url": "https://www.se.com/us/en/product-range/62098-modicon-m580-pac-controller/#software-and-firmware",
          "restart_required": {
            "category": "none"
          }
        },
        {
          "category": "mitigation",
          "details": "• Setup an application password in the project properties\r\n• Setup network segmentation and implement a firewall to block all unauthorized access to port 502/TCP\r\n• Configure the Access Control List following the recommendations of the user manuals:\r\no “Modicon M580, Hardware, Reference Manual” https://www.se.com/ww/en/download/document/EIO0000001578/\r\no “Modicon M340 for Ethernet Communications Modules and Processors User Manual” in chapter “Messaging Configuration Parameters”: https://www.se.com/ww/en/download/document/31007131K01000/\r\n• Setup a secure communication according to the following guideline “Modicon Controllers Platform Cyber Security Reference Manual,” in chapter “Setup secured communications”: https://www.se.com/ww/en/download/document/EIO0000001999/\r\n• Use a BMENOC module and follow the instructions to configure IPSEC feature as described in the guideline “Modicon M580 - BMENOC03.1 Ethernet Communications Schneider Electric Security Notification Module, Installation and Configuration Guide” in the chapter “Configuring IPSEC communications”: https://www.se.com/ww/en/download/document/HRB62665/\r\n• Setup a VPN between the Modicon PLC controllers and the engineering workstation containing EcoStruxure Control Expert or Process Expert. Note: this functionality may be provided by an external IPSEC compatible firewall located close to the controller.\r\n• Store the project files in a secure storage and restrict the access to only trusted users\r\n• When exchanging files over the network, use secure communication protocols\r\n• Encrypt project files when stored\r\n• Only open project files received from trusted source\r\n• Compute a hash of the project files and regularly check the consistency of this hash to verify the integrity before usage\r\n• Harden the workstation running EcoStruxure™ Control Expert and EcoStruxure™ Process Expert",
          "product_ids": [
            "1",
            "3",
            "5",
            "9"
          ],
          "restart_required": {
            "category": "none"
          }
        },
        {
          "category": "mitigation",
          "details": "Schneider Electric is establishing a remediation plan for all future versions of M580 CPU Safety that will include a fix for this vulnerability. We will update this document when the remediation is available. Until then, customers should immediately apply the following mitigations to reduce the risk of exploit: • Setup an application password in the project properties.\r\n• Setup network segmentation and implement a firewall to block all unauthorized access to port 502/TCP.\r\n• Configure the Access Control List following the recommendations of the user manuals:\r\no “Modicon M580, Hardware, Reference Manual”: https://www.se.com/ww/en/download/document/EIO0000001578/\r\no “Modicon M340 for Ethernet Communications Modules and Processors User Manual” in chapter “Messaging Configuration Parameters”: https://www.se.com/ww/en/download/document/31007131K01000/\r\n• Setup a secure communication according to the following guideline “Modicon Controllers Platform Cyber Security Reference Manual,” in chapter “Setup secured communications”: https://www.se.com/ww/en/download/document/EIO0000001999/\r\n• Use a BMENUA0100 module and follow the instructions to configure IPSEC feature as described in the chapter “Configuring the BMENUA0100 Cybersecurity Settings”: https://www.se.com/ww/en/download/document/PHA83350\r\n• Use a BMENOC module and follow the instructions to configure IPSEC feature as described in the guideline “Modicon M580 - BMENOC03.1 Ethernet Communications Schneider Electric Security Notification Module, Installation and Configuration Guide” in the chapter “Configuring IPSEC communications”:\r\n https://www.se.com/ww/en/download/document/HRB62665/\r\n• Ensure the M580 CPU is running with the memory protection activated by configuring the input bit to a physical input, for more details refer to the following guideline “Modicon Controllers.\r\nPlatform Cyber Security Reference Manual”, “CPU Memory Protection section”:https://www.schneider-electric.com/en/download/document/EIO0000001999/\r\no NOTE: The CPU memory protection cannot be configured with Hot Standby CPUs. In such cases, use IPsec encrypted communication\r\n To further reduce the attack surface on Modicon M580 CPU Safety:\r\n• Ensure the CPU is running in Safety mode and maintenance input is configured to maintain this Safety mode during operation – refer to the document Modicon M580 - Safety System Planning Guide - in the chapter “Operating Mode Transitions”:\r\nhttps://www.se.com/ww/en/download/document/QGH60283/",
          "product_ids": [
            "9",
            "7"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Firmware SV4.10 includes a fix for this vulnerability and is available for download here:\nhttps://www.se.com/ww/en/download/document/BMEx58x0x0_SV04.10/",
          "product_ids": [
            "8"
          ],
          "url": "https://www.se.com/ww/en/download/document/BMEx58x0x0_SV04.10/"
        }
      ]
    }
  ]
}