{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "David Yesland"
        ],
        "organization": "Trend Micro \u0027s Zero Day Initiative",
        "summary": "reporting these vulnerabilities to Schneider Electric"
      }
    ],
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited",
      "tlp": {
        "label": "WHITE",
        "url": "https://us-cert.cisa.gov/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov",
        "title": "CISA Disclaimer"
      },
      {
        "category": "legal_disclaimer",
        "text": "All information products included in https://us-cert.cisa.gov/ics are provided \"as is\" for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained within. DHS does not endorse any commercial product or service, referenced in this product or otherwise. Further dissemination of this product is governed by the Traffic Light Protocol (TLP) marking in the header. For more information about TLP, see https://us-cert.cisa.gov/tlp/.",
        "title": "Legal Notice"
      },
      {
        "category": "summary",
        "text": "Successful exploitation of these vulnerabilities could allow remote code execution.",
        "title": "Risk evaluation"
      },
      {
        "category": "other",
        "text": "Commercial Facilities, Energy, Food and Agriculture, Government Facilities, Transportation Systems, Water and Wastewater Systems",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "Worldwide",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "France",
        "title": "Company headquarters location"
      },
      {
        "category": "general",
        "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.\nCISA also provides a section for control systems security recommended practices on the ICS webpage onus-cert.cisa.gov. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Additional mitigation guidance and recommended practices are publicly available on the ICS webpage on us-cert.cisa.gov in the Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.\nOrganizations observing any suspected malicious activity should follow their established internal procedures and report their findings to CISA for tracking and correlation against other incidents.",
        "title": "Recommended Practices"
      },
      {
        "category": "other",
        "text": "No known public exploits specifically target these vulnerabilities.",
        "title": "Exploitability"
      }
    ],
    "publisher": {
      "category": "coordinator",
      "contact_details": "Email: CISAservicedesk@cisa.dhs.gov;\n Toll Free: 1-888-282-0870",
      "name": "CISA",
      "namespace": "https://www.cisa.gov/"
    },
    "references": [
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-21-257-03 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2021/icsa-21-257-03.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-21-257-03 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-21-257-03"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://us-cert.cisa.gov/ics/tips/ICS-TIP-12-146-01B"
      }
    ],
    "title": "Schneider Electric Struxureware Data Center Expert",
    "tracking": {
      "current_release_date": "2021-09-14T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-21-257-03",
      "initial_release_date": "2021-09-14T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2021-09-14T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "ICSA-21-257-03 Schneider Electric Struxureware Data Center Expert"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 7.8.1",
                "product": {
                  "name": "Struxureware Data Center: Expert Versions 7.8.1 and prior",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "Struxureware Data Center"
          }
        ],
        "category": "vendor",
        "name": "Schneider Electric Software, LLC"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-22795",
      "cwe": {
        "id": "CWE-78",
        "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected product is vulnerable to an OS command injection, which may allow an attacker to remotely execute code over the network.CVE-2021-22795 has been assigned to this vulnerability. A CVSS v3 base score of 9.1 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).",
          "title": "Vulnerability Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-22795"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Schneider Electric has established a remediation plan for future versions of StruxureWare Data Center Expert to fix these vulnerabilities. Until the fix is released, users should immediately follow the security hardening guidelines found in Schneider Electric\u0027s Data Center Expert Security Handbook to reduce the risk of exploit.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://dcimsupport.ecostruxureit.com/hc/en-us/articles/360039289633-Data-Center-Expert-Security-Handbook"
        },
        {
          "category": "mitigation",
          "details": "Schneider Electric has released security advisory SEVD-2021-257-03 in response to these vulnerabilities.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-257-03"
        },
        {
          "category": "mitigation",
          "details": "Locate control and safety system networks and remote devices behind firewalls and isolate them from the business network.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Install physical controls so no unauthorized personnel can access industrial control and safety systems, components, peripheral equipment, and networks.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Place all controllers in locked cabinets and never leave them in \u201cProgram\u201d mode.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Limit software updates to only those networks where devices targeted by the software updates reside.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Scan all methods of mobile data exchange with the isolated network (e.g., CDs, USB drives, etc.) before use in the terminals or any node connected to these networks.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Do not 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.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Minimize network exposure for all control system devices and systems, and ensure they are not accessible from the Internet.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "When remote access is required, use secure methods, such as virtual private networks (VPNs). Recognize VPNs may have vulnerabilities and should be updated to the most current version available. Also, understand VPNs are only as secure as the connected devices.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information, refer to the Schneider Electric Recommended Cybersecurity Best Practices document.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.se.com/us/en/download/document/7EN52-0390/"
        },
        {
          "category": "mitigation",
          "details": "For more details and assistance on how to protect a user\u0027s installation, contact the local Schneider Electric representative or Schneider Electric Industrial Cybersecurity Services.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.se.com/ww/en/work/solutions/cybersecurity/"
        },
        {
          "category": "mitigation",
          "details": "For further information related to cybersecurity in Schneider Electric\u0027s products, visit the company\u0027s cybersecurity support portal page.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.se.com/us/en/work/support/cybersecurity/overview.jsp"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ]
    },
    {
      "cve": "CVE-2021-22794",
      "cwe": {
        "id": "CWE-22",
        "name": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected product is vulnerable to directory traversal, which may allow an attacker to remotely execute code.CVE-2021-22794 has been assigned to this vulnerability. A CVSS v3 base score of 9.1 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).",
          "title": "Vulnerability Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-22794"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Schneider Electric has established a remediation plan for future versions of StruxureWare Data Center Expert to fix these vulnerabilities. Until the fix is released, users should immediately follow the security hardening guidelines found in Schneider Electric\u0027s Data Center Expert Security Handbook to reduce the risk of exploit.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://dcimsupport.ecostruxureit.com/hc/en-us/articles/360039289633-Data-Center-Expert-Security-Handbook"
        },
        {
          "category": "mitigation",
          "details": "Schneider Electric has released security advisory SEVD-2021-257-03 in response to these vulnerabilities.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-257-03"
        },
        {
          "category": "mitigation",
          "details": "Locate control and safety system networks and remote devices behind firewalls and isolate them from the business network.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Install physical controls so no unauthorized personnel can access industrial control and safety systems, components, peripheral equipment, and networks.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Place all controllers in locked cabinets and never leave them in \u201cProgram\u201d mode.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Limit software updates to only those networks where devices targeted by the software updates reside.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Scan all methods of mobile data exchange with the isolated network (e.g., CDs, USB drives, etc.) before use in the terminals or any node connected to these networks.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Do not 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.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "Minimize network exposure for all control system devices and systems, and ensure they are not accessible from the Internet.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "When remote access is required, use secure methods, such as virtual private networks (VPNs). Recognize VPNs may have vulnerabilities and should be updated to the most current version available. Also, understand VPNs are only as secure as the connected devices.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "mitigation",
          "details": "For more information, refer to the Schneider Electric Recommended Cybersecurity Best Practices document.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.se.com/us/en/download/document/7EN52-0390/"
        },
        {
          "category": "mitigation",
          "details": "For more details and assistance on how to protect a user\u0027s installation, contact the local Schneider Electric representative or Schneider Electric Industrial Cybersecurity Services.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.se.com/ww/en/work/solutions/cybersecurity/"
        },
        {
          "category": "mitigation",
          "details": "For further information related to cybersecurity in Schneider Electric\u0027s products, visit the company\u0027s cybersecurity support portal page.",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.se.com/us/en/work/support/cybersecurity/overview.jsp"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ]
    }
  ]
}