{
  "document": {
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE"
      }
    },
    "lang": "en-US",
    "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 \u201cProgram\u201d 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\u2019s products, visit the company\u2019s 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 \u201cNOTIFICATION\u201d) 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 \u201cAS-IS\u201d 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 multiple vulnerabilities in its Modicon M340 controller and Communication Modules.\r\nThe Modicon Ethernet Programmable Automation products are controllers for industrial process and infrastructure.\r\nThe Modicon M340 offers compactness, flexibility, scalability, and robustness for the process industry and a wide range of demanding automation applications. The Eagle40 device and the accompanying security guidance are intended to be the full solution for these vulnerabilities.\r\nFailure to apply the mitigations provided below may risk disclosure of sensitive information, unauthorized web server actions and denial of service.\r",
        "title": "Overview"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "cybersecurity@se.com",
      "name": "Schneider Electric CPCERT",
      "namespace": "https://www.se.com/ww/en/work/support/cybersecurity/security-notifications.jsp"
    },
    "references": [
      {
        "category": "self",
        "summary": "Ethernet and Web server on Modicon M340 controller and Communication Modules - SEVD-2022-011-01 PDF Version",
        "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-01\u0026_ga=2.63600303.1277613497.1664186063-1964063624.1663165410"
      },
      {
        "category": "self",
        "summary": "Ethernet and Web server on Modicon M340 controller and Communication Modules - SEVD-2022-011-01 CSAF Version",
        "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-01\u0026p_enDocType=Security+and+Safety+Notice\u0026p_File_Name=sevd-2022-011-01.json"
      },
      {
        "category": "self",
        "summary": "Recommended Cybersecurity Best Practices",
        "url": "https://www.se.com/us/en/download/document/7EN52-0390/"
      }
    ],
    "title": "Ethernet and Web server on Modicon M340 controller and Communication Modules",
    "tracking": {
      "current_release_date": "2022-01-11T07:53:07.000Z",
      "generator": {
        "date": "2022-09-28T08:09:26.632Z",
        "engine": {
          "name": "Schneider Electric CSAF Generator",
          "version": "1.1"
        }
      },
      "id": "SEVD-2022-011-01",
      "initial_release_date": "2022-01-11T07:53:07.000Z",
      "revision_history": [
        {
          "date": "2022-01-11T07:53:07.000Z",
          "number": "1",
          "summary": "Original Release"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "all",
                "product": {
                  "name": "Schneider Electric Modicon M340 CPUs all",
                  "product_id": "1",
                  "product_identification_helper": {
                    "model_numbers": [
                      "BMXP34*"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon M340 CPUs"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "all",
                "product": {
                  "name": "Schneider Electric Modicon Quantum CPUs with integrated Ethernet (Copro) all",
                  "product_id": "2",
                  "product_identification_helper": {
                    "model_numbers": [
                      "140CPU65* "
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon Quantum CPUs with integrated Ethernet (Copro)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "all",
                "product": {
                  "name": "Schneider Electric Modicon Premium CPUs with integrated Ethernet (Copro) all",
                  "product_id": "3",
                  "product_identification_helper": {
                    "model_numbers": [
                      " TSXP57*"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon Premium CPUs with integrated Ethernet (Copro)"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "all",
                "product": {
                  "name": "Schneider Electric Modicon M340 ethernet modules all",
                  "product_id": "4",
                  "product_identification_helper": {
                    "model_numbers": [
                      "BMXNOC0401",
                      "BMXNOE01*",
                      "BMXNOR0200H"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon M340 ethernet modules"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "all",
                "product": {
                  "name": "Schneider Electric Modicon Quantum and Premium factory cast communication modules all",
                  "product_id": "5",
                  "product_identification_helper": {
                    "model_numbers": [
                      "140NOE77111",
                      "140NOC78*00",
                      "TSXETY5103",
                      "TSXETY4103"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon Quantum and Premium factory cast communication modules"
          }
        ],
        "category": "vendor",
        "name": "Schneider Electric"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-22724",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "notes": [
        {
          "category": "description",
          "text": "A CWE-400: Uncontrolled Resource Consumption vulnerability exists that could cause a denial\r\nof service on ports 80 (HTTP) and 502 (Modbus), when sending a large number of TCP RST or\r\nFIN packets to any open TCP port of the PLC",
          "title": "CVE Description"
        }
      ],
      "product_status": {
        "known_affected": [
          "1"
        ]
      },
      "remediations": [
        {
          "category": "mitigation",
          "details": "Customers should immediately apply the following mitigations to reduce\r\nthe risk of exploit. For further details please check the Cyber Security\r\nReference Manual available here: Modicon Controllers Platform - Cyber\r\nSecurity, Reference Manual User guide | Schneider Electric\r\n\u2022 Setup a VPN between the Modicon PLC modules and the\r\nengineering workstation containing EcoStruxure Control Expert\r\nor EcoStruxure Process Expert.\r\nFor the M340 offer, the recommended configuration is\r\ndescribed in the section \u201cHow to protect M340 architectures\r\nwith EAGLE40 using a VPN\u201d of the EcoStruxure Control\r\nExpert online help.\r\n\u2022 Configure the Access Control List following the\r\nrecommendations of the user manual \u201cModicon M340 for\r\nEthernet Communications Modules and Processors User\r\nManual\u201d in chapter \u201cMessaging Configuration Parameters\u201d:\r\nhttps://www.se.com/ww/en/download/document/31007131K010\r\n00/\r\n\u2022 Setup network segmentation and configure a firewall to block all\r\nunauthorized access to TCP ports 502 and 80\r\n\u2022 Disable the HTTP service and other communications services\r\n(FTP, SMTP, etc.) when not needed or restrict access to\r\nauthorized users\r\nPlease note these mitigations may not be sufficient on older product\r\nfirmware versions. Products must be updated to the most current\r\nversion available:\r\n\u2022 M340 CPU v3.40 :\r\nhttps://www.se.com/ww/en/download/document/BMXP34xxxxx_\r\nSV_xx.xx/\r\n\u2022 Quantum 140CPU65xxx Copro v6.1 :\r\nhttps://www.se.com/fr/fr/download/document/140CPU65260+Qu\r\nantum+Copro+Exec+and+Release+Notes/\r\n\u2022 Premium TSXP57xxx Copro v6.1: TSXP574634M Ethernet\r\nCopro Firmware | Schneider Electric (se.com)",
          "product_ids": [
            "1"
          ],
          "restart_required": {
            "category": "none"
          }
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "1"
          ]
        }
      ],
      "title": "CVE-2022-22724"
    },
    {
      "cve": "CVE-2020-7534",
      "cwe": {
        "id": "CWE-352",
        "name": "Cross-Site Request Forgery (CSRF)"
      },
      "notes": [
        {
          "category": "description",
          "text": "A CWE-352: Cross-Site Request Forgery (CSRF) vulnerability exists on the web server\r\nused, that could cause a leak of sensitive data or unauthorized actions on the web server during\r\nthe time the user is logged in.",
          "title": "CVE Description"
        }
      ],
      "product_status": {
        "known_affected": [
          "1",
          "2",
          "3",
          "4",
          "5"
        ]
      },
      "remediations": [
        {
          "category": "mitigation",
          "details": "Customers should immediately apply the following mitigations to reduce\r\nthe risk of exploit. For further details please check the Cyber Security\r\nReference Manual available here: Modicon Controllers Platform - Cyber\r\nSecurity, Reference Manual User guide | Schneider Electric\r\n\u2022 Setup a VPN between the Modicon PLC modules and the\r\nengineering workstation containing EcoStruxure Control Expert\r\nor EcoStruxure Process Expert.\r\nFor the M340 offer, the recommended configuration is\r\ndescribed in the section \u201cHow to protect M340 architectures\r\nwith EAGLE40 using a VPN\u201d of the EcoStruxure Control\r\nExpert online help.\r\n\u2022 Configure the Access Control List following the\r\nrecommendations of the user manual \u201cModicon M340 for\r\nEthernet Communications Modules and Processors User\r\nManual\u201d in chapter \u201cMessaging Configuration Parameters\u201d:\r\nhttps://www.se.com/ww/en/download/document/31007131K010\r\n00/\r\n\u2022 Setup network segmentation and configure a firewall to block all\r\nunauthorized access to TCP ports 502 and 80\r\n\u2022 Disable the HTTP service and other communications services\r\n(FTP, SMTP, etc.) when not needed or restrict access to\r\nauthorized users\r\nPlease note these mitigations may not be sufficient on older product\r\nfirmware versions. Products must be updated to the most current\r\nversion available:\r\n\u2022 M340 CPU v3.40 :\r\nhttps://www.se.com/ww/en/download/document/BMXP34xxxxx_\r\nSV_xx.xx/\r\n\u2022 Quantum 140CPU65xxx Copro v6.1 :\r\nhttps://www.se.com/fr/fr/download/document/140CPU65260+Qu\r\nantum+Copro+Exec+and+Release+Notes/\r\n\u2022 Premium TSXP57xxx Copro v6.1: TSXP574634M Ethernet\r\nCopro Firmware | Schneider Electric (se.com)",
          "product_ids": [
            "1",
            "2",
            "3"
          ],
          "restart_required": {
            "category": "none"
          }
        },
        {
          "category": "mitigation",
          "details": "Customers should immediately apply the following mitigations to reduce\nthe risk of exploit. For further details please check the Cyber Security\nReference Manual available here: Modicon Controllers Platform - Cyber\nSecurity, Reference Manual User guide | Schneider Electric\n\u2022 Setup a VPN between the Modicon PLC modules and the\nengineering workstation containing EcoStruxure Control Expert or\nEcoStruxure Process Expert.\nFor the M340 offer, the recommended configuration is described in\nthe section \u201cHow to protect M340 architectures with EAGLE40\nusing a VPN\u201d of the EcoStruxure Control Expert online help.\n\u2022 Configure the Access Control List following the recommendations\nof the user manual \u201cModicon M340 for Ethernet Communications\nModules and Processors User Manual\u201d in chapter \u201cMessaging\nConfiguration Parameters\u201d:\nhttps://www.se.com/ww/en/download/document/31007131K01000/\n\u2022 Setup network segmentation and configure a firewall to block all\nunauthorized access to TCP ports 502 and 80\n\u2022 Disable the HTTP service and other communications services\n(FTP, SMTP, etc.) when not needed or restrict access to\nauthorized users\nPlease note these mitigations may not be sufficient on older product\nfirmware versions. Products must be updated to the most current\nversion available:\n\u2022 BMXNOE0110 v6.60\nhttps://www.se.com/ww/en/download/document/BMXNOE0110\n%20Exec%20and%20Release%20Notes/?searchSource=guide\nd\n\u2022 BMXNOE0100 v3.40\nhttps://www.se.com/ww/en/download/document/BMXNOE0100%20Exec%20and%20Release%20Notes/?searchSource=guided\n\u2022 BMXNOC0401 v2.10\nhttps://www.se.com/ww/en/download/document/BMXNOC0401\n%20Exec%20and%20Release%20Notes/?searchSource=guide\nd\n\u2022 BMXNOR0200H v1.70 IR23:\nhttps://www.se.com/ww/en/download/document/BMXNOR0200\nH_FW/?searchSource=guided",
          "product_ids": [
            "4"
          ],
          "restart_required": {
            "category": "none"
          }
        },
        {
          "category": "mitigation",
          "details": "Customers should immediately apply the following mitigations to reduce\r\nthe risk of exploit. For further details please check the Cyber Security\r\nReference Manual available here: Modicon Controllers Platform - Cyber\r\nSecurity, Reference Manual User guide | Schneider Electric\r\n\u2022 Setup network segmentation and configure the firewall to block\r\nall unauthorized access to TCP ports 502 and 80\r\n\u2022 Disable the HTTP service and other communications services\r\n(FTP, SMTP, etc) when not needed or restrict access to\r\nauthorized users\r\nPlease note these mitigations may not be sufficient on older product\r\nfirmware versions. Products must be updated to the most current\r\nversion available:\r\n\u2022 140NOE771x1 v7.3:\r\nhttps://www.se.com/ww/en/download/document/140NOE77111\r\n+Exec+and+Release+Notes+For+Unity+and+Non+Unity+Users/\r\n\u2022 140NOC78*00 v1.74 :\r\nhttps://www.se.com/ww/en/download/document/140NOC78000\r\n+Exec+and+Release+Notes/\r\n\u2022 TSXETY5103 v6.4:\r\nhttps://www.se.com/ww/en/download/document/TSXETY5103\r\nExec/?searchSource=guided\r\n\u2022 TSXETY4100 v6.2:\r\nhttps://www.se.com/ww/en/download/document/TSXETY4103\r\nExec and Release Notes/?searchSource=guided",
          "product_ids": [
            "5"
          ],
          "restart_required": {
            "category": "none"
          }
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "1",
            "2",
            "3",
            "4",
            "5"
          ]
        }
      ],
      "title": "CVE-2020-7534"
    }
  ]
}