{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "BD"
        ],
        "summary": "reporting this vulnerability to CISA"
      }
    ],
    "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 this vulnerability could allow the Active Directory (AD) credentials of a previously authenticated user to gain access to the device. This could result in an attacker having the same level of privilege previously granted to a user prior to account expiration, and could allow access to patient data and medications. For exploitation to occur, products must be actively using AD for login and be connected to the hospital domain. Users who do not use AD are not impacted by this vulnerability.",
        "title": "Risk evaluation"
      },
      {
        "category": "other",
        "text": "Healthcare and Public Health",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "Worldwide",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "United States",
        "title": "Company headquarters location"
      },
      {
        "category": "general",
        "text": "CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA also provides a section for control systems security recommended practices on the ICS webpage onus-cert.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.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": "general",
        "text": "CISA also recommends users take the following measures to protect themselves from social engineering attacks:",
        "title": "Recommended Practices"
      },
      {
        "category": "other",
        "text": "No known public exploits specifically target this vulnerability.",
        "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 ICSMA-19-248-01 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2019/icsma-19-248-01.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSMA-19-248-01 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-19-248-01"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.us-cert.gov/ncas/tips/ST04-014"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.us-cert.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.us-cert.gov/ics/tips/ICS-TIP-12-146-01B"
      }
    ],
    "title": "BD Pyxis (Update A)",
    "tracking": {
      "current_release_date": "2019-10-08T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSMA-19-248-01",
      "initial_release_date": "2019-09-05T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2019-09-05T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "ICSMA-19-248-01 BD Pyxis"
        },
        {
          "date": "2019-10-08T00:00:00.000000Z",
          "legacy_version": "A",
          "number": "2",
          "summary": "ICSMA-19-248-01 BD Pyxis (Update A)"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003e= 1.3.4 | \u003c 1.5.3",
                "product": {
                  "name": "Pyxis ES Versions 1.3.4 through to 1.5.3",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "Pyxis ES"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003e= 4.4 | \u003c= 4.12",
                "product": {
                  "name": "Pyxis Enterprise Server with Windows Server: Versions 4.4 through 4.12",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "Pyxis Enterprise Server with Windows Server"
          }
        ],
        "category": "vendor",
        "name": "Becton, Dickinson and Company (BD)"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2019-13517",
      "cwe": {
        "id": "CWE-384",
        "name": "Session Fixation"
      },
      "notes": [
        {
          "category": "summary",
          "text": "A vulnerability has been identified where existing access privileges are not restricted in coordination with the expiration of access based on active directory user account changes when the device is joined to an AD domain. CVE-2019-13517 has been assigned to this vulnerability. A CVSS v3 base score of 7.6 has been calculated; the CVSS vector string is (AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L).",
          "title": "Vulnerability Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "web.nvd.nist.gov",
          "url": "http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-13517"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "BD notes that connecting medication dispensing cabinets to a hospital domain is an uncommon configuration and is not recommended. BD reports this vulnerability was remediated in the latest software release; however, BD has been unsuccessful in reproducing this issue since initially testing and reproducing it earlier in the year. BD recommends the following mitigations and compensating controls to reduce risk associated with this vulnerability:",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.6,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        }
      ]
    }
  ]
}