{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Mark Cross (@xerubus)"
        ],
        "summary": "identifying an uncontrolled search path element vulnerability in Vyaire Medical \u0027s CareFusion Upgrade Utility application. Vyaire Medical has produced an update that mitigates this vulnerability"
      }
    ],
    "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": "Independent researcher Mark Cross (@xerubus) has identified an uncontrolled search path element vulnerability in Vyaire Medical \u0027s CareFusion Upgrade Utility application. Vyaire Medical has produced an update that mitigates this vulnerability.",
        "title": "Risk evaluation"
      },
      {
        "category": "general",
        "text": "NCCIC recommends that users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "NCCIC reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "NCCIC also provides a section for control systems security recommended practices on the ICS-CERT web page. NCCIC reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Additional mitigation guidance and recommended practices are publicly available in the NCCIC Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies, that is available for download from the ICS-CERT web site.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to NCCIC for tracking and correlation against other incidents.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "In addition, NCCIC recommends that 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-18-037-01 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2018/icsma-18-037-01.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSMA-18-037-01 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-18-037-01"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-18-037-01"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/content/recommended-practices"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/"
      }
    ],
    "title": "Vyaire Medical CareFusion Upgrade Utility Vulnerability",
    "tracking": {
      "current_release_date": "2018-02-06T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSMA-18-037-01",
      "initial_release_date": "2018-02-06T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2018-02-06T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "ICSMA-18-037-01 Vyaire Medical CareFusion Upgrade Utility Vulnerability"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c= 2.0.2.2",
                "product": {
                  "name": "CareFusion Upgrade Utility used with Windows XP systems: Versions 2.0.2.2 and prior versions",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "CareFusion Upgrade Utility used with Windows XP systems"
          }
        ],
        "category": "vendor",
        "name": "Vyaire Medical"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2018-5457",
      "cwe": {
        "id": "CWE-427",
        "name": "Uncontrolled Search Path Element"
      },
      "notes": [
        {
          "category": "summary",
          "text": "A successful exploit of this vulnerability requires the local user to install a crafted DLL on the target machine. The application loads the DLL and gives the attacker access at the same privilege level as the application. CVE-2018-5457 has been assigned to this vulnerability. A CVSS v3 base score of 6.7 has been assigned; the CVSS vector string is (AV:L/AC:H/PR:L/UI:R/S:U/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-2018-5457"
        },
        {
          "category": "external",
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Vyaire Medical is no longer supporting the CareFusion Upgrade Utility v2.0.2.2 and recommends that users upgrade to the newer Vyaire Upgrade Utility v2.0.3.0. This updated Upgrade Utility will not install on Windows XP and will require updating the underlying system to Windows 7 or later.",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Vyaire Medical has released a Product Security Bulletin, available at the following URL:",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "https://www.vyaire.com/productsecurity",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.vyaire.com/productsecurity"
        },
        {
          "category": "vendor_fix",
          "details": "The Vyaire Upgrade Utility v2.0.3.0 update is available at the following URL:",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "https://www.vyaire.com/us/our-products/respiratory-care/pulmonary-function-testing/spirometers/spirometry-software-and-firmware-downloads",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://www.vyaire.com/us/our-products/respiratory-care/pulmonary-function-testing/spirometers/spirometry-software-and-firmware-downloads"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.7,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ]
    }
  ]
}