{
  "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": "The affected BD medical devices utilize a method of software application implementation called kiosk mode. This kiosk mode is vulnerable to local breakouts, which could allow an attacker with physical access to bypass kiosk mode and view and/or modify sensitive data.",
        "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.\nCISA 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": "other",
        "text": "No known public exploits specifically target this vulnerability. This vulnerability is not exploitable remotely.",
        "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-20-091-01 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsma-20-091-01.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSMA-20-091-01 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-20-091-01"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.fda.gov/medical-devices/digital-health/cybersecurity"
      },
      {
        "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 MedStation and Pyxis Anesthesia (PAS) ES System",
    "tracking": {
      "current_release_date": "2020-03-31T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSMA-20-091-01",
      "initial_release_date": "2020-03-31T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2020-03-31T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "ICSMA-20-091-01 BD Pyxis MedStation and Anesthesia (PAS) ES System"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "1.6.1",
                "product": {
                  "name": "Pyxis Anesthesia (PAS) ES System: v1.6.1",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "Pyxis Anesthesia (PAS) ES System"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "1.6.1",
                "product": {
                  "name": "Pyxis MedStation ES System: v1.6.1",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "Pyxis MedStation ES System"
          }
        ],
        "category": "vendor",
        "name": "Becton, Dickinson and Company (BD)"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2020-10598",
      "cwe": {
        "id": "CWE-693",
        "name": "Protection Mechanism Failure"
      },
      "notes": [
        {
          "category": "summary",
          "text": "A restricted desktop environment escape vulnerability exists in the kiosk mode functionality of affected devices. Specially crafted inputs could allow the user to escape the restricted environment, resulting in access to sensitive data.CVE-2020-10598 has been assigned to this vulnerability. A CVSS v3 base score of 6.8 has been calculated; the CVSS vector string is (AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).",
          "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-2020-10598"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "BD recommends the following mitigations and compensating controls in order to reduce risk associated with this vulnerability:",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Additionally, BD is in the process of deploying a security update that strengthens kiosk mode to limit currently known methods of kiosk escape in Pyxis MedStation and Pyxis Anesthesia (PAS) ES System Version 1.6.1. Access to tools for viewing or manipulating local resources will be restricted.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "For more information on this issue, please see the associated BD product security bulletin on the BD website.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ],
          "url": "https://www.bd.com/en-us/support/product-security-and-privacy/product-security-bulletins"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        }
      ]
    }
  ]
}