{
  "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 a vulnerability in the Modicon M100/M200/M221 controllers, \r\nSoMachine Basic and EcoStruxure Machine Expert - Basic products.",
        "title": "Overview"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "cpcert@se.com",
      "name": "Schneider Electric CPCERT",
      "namespace": "https://www.se.com/ww/en/work/support/cybersecurity/security-notifications.jsp"
    },
    "references": [
      {
        "category": "self",
        "summary": "Modicon M100/M200/M221 controllers, SoMachine Basic and - SEVD-2020-105-01 PDF Version",
        "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2020-105-01\u0026p_enDocType=Security+and+Safety+Notice\u0026p_File_Name=SEVD-2020-105-01_Modicon%20M100_M200_M221_and_EcoStruxure%E2%84%A2_Machine%20Expert_Basic_Security_Notification.pdf"
      },
      {
        "category": "self",
        "summary": "Modicon M100/M200/M221 controllers, SoMachine Basic and - SEVD-2020-105-01 CSAF Version",
        "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2020-105-01\u0026p_enDocType=Security+and+Safety+Notice\u0026p_File_Name=sevd-2020-105-01.json"
      },
      {
        "category": "external",
        "summary": "Recommended Cybersecurity Best Practices",
        "url": "https://www.se.com/us/en/download/document/7EN52-0390/"
      }
    ],
    "title": "Modicon M100/M200/M221 controllers, SoMachine Basic and EcoStruxure Machine Expert - Basic Programming Software",
    "tracking": {
      "current_release_date": "2020-04-14T00:00:00.000Z",
      "generator": {
        "date": "2020-04-14T00:00:00.000Z",
        "engine": {
          "name": "Schneider Electric CSAF Generator",
          "version": "1.2"
        }
      },
      "id": "SEVD-2020-105-01",
      "initial_release_date": "2020-04-14T00:00:00.000Z",
      "revision_history": [
        {
          "date": "2020-04-14T00:00:00.000Z",
          "number": "1.0.0",
          "summary": "Original Release"
        }
      ],
      "status": "final",
      "version": "1.0.0"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "Schneider Electric SoMachine Basic All Version",
                  "product_id": "1"
                }
              }
            ],
            "category": "product_name",
            "name": "SoMachine Basic"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "vers.all/*",
                "product": {
                  "name": "Schneider Electric EcoStruxure Machine Expert - Basic All Version",
                  "product_id": "2"
                }
              }
            ],
            "category": "product_name",
            "name": "EcoStruxure Machine Expert - Basic"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "Schneider Electric Modicon M100 Logic Controller All Version",
                  "product_id": "3"
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon M100 Logic Controller"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "Schneider Electric Modicon M200 Logic Controller All Version",
                  "product_id": "4"
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon M200 Logic Controller"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/*",
                "product": {
                  "name": "Schneider Electric Modicon M221 Logic Controller All Version",
                  "product_id": "5"
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon M221 Logic Controller"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003e=1.0 SP2",
                "product": {
                  "name": "Schneider Electric EcoStruxure Machine Expert - Basic \u003e=V1.0 SP2",
                  "product_id": "6"
                }
              }
            ],
            "category": "product_name",
            "name": "EcoStruxure Machine Expert - Basic"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "Latest Version",
                "product": {
                  "name": "Schneider Electric Modicon M100 Logic Controller Latest Verison",
                  "product_id": "7"
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon M100 Logic Controller"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "Latest Version",
                "product": {
                  "name": "Schneider Electric Modicon M200 Logic Controller Latest Verison",
                  "product_id": "8"
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon M200 Logic Controller"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "Latest Version",
                "product": {
                  "name": "Schneider Electric Modicon M221 Logic Controller Latest Verison",
                  "product_id": "9"
                }
              }
            ],
            "category": "product_name",
            "name": "Modicon M221 Logic Controller"
          }
        ],
        "category": "vendor",
        "name": "Schneider Electric"
      }
    ]
  },
  "vulnerabilities": [
    {
      "acknowledgments": [
        {
          "names": [
            "Seok Min Lim",
            "Johnny Pan"
          ],
          "organization": "Trustwave"
        }
      ],
      "cve": "CVE-2020-7489",
      "cwe": {
        "id": "CWE-74",
        "name": "Improper Neutralization of Special Elements in Output Used by a Downstream Component (\u0027Injection\u0027)"
      },
      "notes": [
        {
          "category": "description",
          "text": "A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream \r\nComponent (\u0027Injection\u0027) vulnerability exists in EcoStruxure Machine Expert \u2013 Basic or \r\nSoMachine Basic programming software. The result of this vulnerability, DLL substitution, could \r\nallow the transference of malicious code to the controller.",
          "title": "CVE Description"
        }
      ],
      "product_status": {
        "fixed": [
          "6",
          "7",
          "8",
          "9"
        ],
        "known_affected": [
          "1",
          "2",
          "3",
          "4",
          "5"
        ]
      },
      "remediations": [
        {
          "category": "workaround",
          "details": "The following workarounds and mitigations can be applied by customers to reduce the risk. All \r\nsteps are required.\r\nSTEP 1: Update software and firmware.\r\n\u2022 On the engineering workstation, update to EcoStruxure Machine Expert - Basic V1.0 \r\nSP2 or above: https://www.se.com/fr/fr/product-range-download/2226-\r\necostruxure%E2%84%A2-machine-expert/#/software-firmware-tab\r\n\u2022 On Modicon M100/M200/M221 Logic controllers, update to latest firmware version.\r\nSTEP 2: Update projects in EcoStruxure Machine Expert \u2013 Basic.\r\n\u2022 Upgrade the functional level of the application to version 10.2\r\nActivate the application protection for both read and write in the project properties\r\nSTEP 3: Transfer applications.\r\n\u2022 Transfer applications to Modicon M100/M200/M221 logic controllers. EcoStruxure \r\nMachine Expert \u2013 Basic will perform integrity check when transferring the application \r\nand will display a warning pop-up to the user if the application has been altered \r\nduring transfer.",
          "product_ids": [
            "1",
            "2",
            "3",
            "4",
            "5"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://www.se.com/fr/fr/product-range-download/2226-ecostruxure%E2%84%A2-machine-expert/#/software-firmware-tab"
        },
        {
          "category": "mitigation",
          "details": "\u2022 Harden the Engineering Workstation\r\no Follow workstation, network, and site hardening guidelines in the \r\nCybersecurity Best Practices guide available for download here. \r\n\u2022 Enable Application Whitelisting\r\no Schneider Electric strongly recommends applying a whitelisting solution to \r\nmitigate the risk of this and other vulnerabilities. For assistance with this step, \r\ncontact our Cybersecurity Services team.",
          "product_ids": [
            "1",
            "2",
            "3",
            "4",
            "5"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://www.se.com/ww/en/download/document/CS-Best-Practices-2019-340/"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "environmentalScore": 8.2,
            "environmentalSeverity": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "temporalScore": 8.2,
            "temporalSeverity": "HIGH",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "1",
            "2",
            "3",
            "4",
            "5"
          ]
        }
      ],
      "title": "CVE-2020-7489"
    }
  ]
}