CVE-2020-25187 (GCVE-0-2020-25187)

Vulnerability from cvelistv5 – Published: 2020-12-14 19:18 – Updated: 2025-05-22 19:37
VLAI?
Summary
Medtronic MyCareLink Smart 25000 is  vulnerable when an authenticated attacker runs a debug command, which can be sent to the patient reader and cause a heap overflow event within the MCL Smart Patient Reader software stack. The heap overflow could allow an attacker to remotely execute code on the MCL Smart Patient Reader, potentially leading to control of the device
Severity ?
8.8 (High)
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CWE
  • CWE-122 - Heap-based Buffer Overflow
Assigner
References
Impacted products
Vendor Product Version
Medtronic Smart Model 25000 Patient Reader Affected: All versions
Create a notification for this product.
Credits
Sternum, based in Tel Aviv, Israel, discovered and initially reported these vulnerabilities to Medtronic.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T15:26:10.249Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsma-20-345-01"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Smart Model 25000 Patient Reader",
          "vendor": "Medtronic",
          "versions": [
            {
              "status": "affected",
              "version": "All versions"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Sternum, based in Tel Aviv, Israel, discovered and initially reported these vulnerabilities to Medtronic."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eMedtronic MyCareLink Smart 25000 is \n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;vulnerable when an authenticated attacker runs a debug command, which can be sent to the patient reader and cause a heap overflow event within the MCL Smart Patient Reader software stack. The heap overflow could allow an attacker to remotely execute code on the MCL Smart Patient Reader, potentially leading to control of the device\u003c/span\u003e\n\n\u003cbr\u003e\u003c/p\u003e"
            }
          ],
          "value": "Medtronic MyCareLink Smart 25000 is \n\n\u00a0vulnerable when an authenticated attacker runs a debug command, which can be sent to the patient reader and cause a heap overflow event within the MCL Smart Patient Reader software stack. The heap overflow could allow an attacker to remotely execute code on the MCL Smart Patient Reader, potentially leading to control of the device"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-122",
              "description": "CWE-122 Heap-based Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-22T19:37:12.795Z",
        "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "shortName": "icscert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://global.medtronic.com/xg-en/product-security/security-bulletins/mycarelink-smart-security-vulnerability-patch.html"
        },
        {
          "url": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-20-345-01"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eA firmware update to eliminates these vulnerabilities has been developed by Medtronic and is available by updating the MyCareLink Smartapp via the associated mobile application store. Upgrading to the latest v5.2 mobile application version will ensure the Patient Reader is also updated on next use. The user\u2019s smart phone must be updated to the following operating system version for the patches to be applied: iOS 10 and above; Android 6.0 and above.\u003c/p\u003e\u003cp\u003eMedtronic has released additional \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://www.medtronic.com/security\"\u003epatient focused information\u003c/a\u003e: \u003c/p\u003e\u003cp\u003e\u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://www.medtronic.com/xg-en/product-security/security-bulletins.html\"\u003ehttps://www.medtronic.com/xg-en/product-security/security-bulletins.html \u003c/a\u003e\u003c/p\u003e\n\n\u003cbr\u003e"
            }
          ],
          "value": "A firmware update to eliminates these vulnerabilities has been developed by Medtronic and is available by updating the MyCareLink Smartapp via the associated mobile application store. Upgrading to the latest v5.2 mobile application version will ensure the Patient Reader is also updated on next use. The user\u2019s smart phone must be updated to the following operating system version for the patches to be applied: iOS 10 and above; Android 6.0 and above.\n\nMedtronic has released additional  patient focused information https://www.medtronic.com/security : \n\n https://www.medtronic.com/xg-en/product-security/security-bulletins.html  https://www.medtronic.com/xg-en/product-security/security-bulletins.html"
        }
      ],
      "source": {
        "advisory": "ICSMA-20-345-01",
        "discovery": "EXTERNAL"
      },
      "title": "Medtronic MyCareLink Smart Heap-based Buffer Overflow",
      "workarounds": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eIn response to these vulnerabilities, Medtronic has applied additional controls for monitoring and responding to improper use of the MCL Smart Patient Reader:\u003c/p\u003e\u003cul\u003e\u003cli\u003eMedtronic has implemented enhanced integrity validation (EIV) technology, which provides early detection and real-time mitigation of known vulnerability exploitation attempts.\u003c/li\u003e\u003cli\u003eMedtronic has also implemented advanced detection system technology, which enables device-level logging and monitoring of all device activity and behavior.\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eMedtronic recommends that users take additional defensive measures to minimize risk. Specifically, users should:\u003c/p\u003e\u003cul\u003e\u003cli\u003eMaintain good physical control over home monitors.\u003cul\u003e\u003cli\u003eThis includes only using home monitors in private environments such as a home, apartment, or otherwise physically controlled environment.\u003c/li\u003e\u003c/ul\u003e\u003c/li\u003e\u003cli\u003eUse only home monitors obtained directly from your healthcare provider or a Medtronic representative.\u003c/li\u003e\u003cli\u003ePatients should ensure that the operating system of their mobile phone is updated to the latest version of the available Android or Apple iOS operating system.\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eReport any concerning behavior regarding these products to your healthcare provider or a Medtronic representative.\u003c/p\u003e\n\n\u003cbr\u003e"
            }
          ],
          "value": "In response to these vulnerabilities, Medtronic has applied additional controls for monitoring and responding to improper use of the MCL Smart Patient Reader:\n\n  *  Medtronic has implemented enhanced integrity validation (EIV) technology, which provides early detection and real-time mitigation of known vulnerability exploitation attempts.\n  *  Medtronic has also implemented advanced detection system technology, which enables device-level logging and monitoring of all device activity and behavior.\n\n\nMedtronic recommends that users take additional defensive measures to minimize risk. Specifically, users should:\n\n  *  Maintain good physical control over home monitors.  *  This includes only using home monitors in private environments such as a home, apartment, or otherwise physically controlled environment.\n\n\n\n  *  Use only home monitors obtained directly from your healthcare provider or a Medtronic representative.\n  *  Patients should ensure that the operating system of their mobile phone is updated to the latest version of the available Android or Apple iOS operating system.\n\n\nReport any concerning behavior regarding these products to your healthcare provider or a Medtronic representative."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "ics-cert@hq.dhs.gov",
          "ID": "CVE-2020-25183",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Medtronic MyCareLink Smart 25000 Reader",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Smart 25000 all versions"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Medtronic MyCareLink Smart 25000 all versions contain an authentication protocol vuln where the method used to auth between MCL Smart Patient Reader and MyCareLink Smart mobile app is vulnerable to bypass. This vuln allows attacker to use other mobile device or malicious app on smartphone to auth to the patient\u2019s Smart Reader, fools the device into thinking its communicating with the actual smart phone application when executed in range of Bluetooth."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "IMPROPER AUTHENTICATION CWE-287"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsma-20-345-01",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsma-20-345-01"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
    "assignerShortName": "icscert",
    "cveId": "CVE-2020-25187",
    "datePublished": "2020-12-14T19:18:52",
    "dateReserved": "2020-09-04T00:00:00",
    "dateUpdated": "2025-05-22T19:37:12.795Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "fkie_nvd": {
      "configurations": "[{\"operator\": \"AND\", \"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:medtronic:mycarelink_smart_model_25000_firmware:*:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"0E4540F2-921F-4B45-9C30-D1E3F7BE741F\"}]}, {\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:medtronic:mycarelink_smart_model_25000:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"06DAC262-42EB-440C-A2B2-3A24A88C05B0\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"Medtronic MyCareLink Smart 25000 all versions are vulnerable when an attacker who gains auth runs a debug command, which is sent to the reader causing heap overflow in the MCL Smart Reader stack. A heap overflow allows attacker to remotely execute code on the MCL Smart Reader, could lead to control of device.\"}, {\"lang\": \"es\", \"value\": \"Todas las versiones de Medtronic MyCareLink Smart 25000 son vulnerables cuando un atacante que obtiene la autenticidad ejecuta un comando de depuraci\\u00f3n, que se env\\u00eda al lector causando un desbordamiento de la pila en la regi\\u00f3n stack del MCL Smart Reader. Un desbordamiento de la pila permite al atacante ejecutar remotamente el c\\u00f3digo en el MCL Smart Reader, lo que podr\\u00eda conllevar al control del dispositivo.\"}]",
      "id": "CVE-2020-25187",
      "lastModified": "2024-11-21T05:17:35.640",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 9.8, \"baseSeverity\": \"CRITICAL\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:N/C:C/I:C/A:C\", \"baseScore\": 10.0, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"COMPLETE\", \"integrityImpact\": \"COMPLETE\", \"availabilityImpact\": \"COMPLETE\"}, \"baseSeverity\": \"HIGH\", \"exploitabilityScore\": 10.0, \"impactScore\": 10.0, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2020-12-14T20:15:12.653",
      "references": "[{\"url\": \"https://us-cert.cisa.gov/ics/advisories/icsma-20-345-01\", \"source\": \"ics-cert@hq.dhs.gov\", \"tags\": [\"Third Party Advisory\", \"US Government Resource\"]}, {\"url\": \"https://us-cert.cisa.gov/ics/advisories/icsma-20-345-01\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"US Government Resource\"]}]",
      "sourceIdentifier": "ics-cert@hq.dhs.gov",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"ics-cert@hq.dhs.gov\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-122\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-787\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-25187\",\"sourceIdentifier\":\"ics-cert@hq.dhs.gov\",\"published\":\"2020-12-14T20:15:12.653\",\"lastModified\":\"2025-05-22T20:15:21.437\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Medtronic MyCareLink Smart 25000 is \\n\\n\u00a0vulnerable when an authenticated attacker runs a debug command, which can be sent to the patient reader and cause a heap overflow event within the MCL Smart Patient Reader software stack. The heap overflow could allow an attacker to remotely execute code on the MCL Smart Patient Reader, potentially leading to control of the device\"},{\"lang\":\"es\",\"value\":\"Todas las versiones de Medtronic MyCareLink Smart 25000 son vulnerables cuando un atacante que obtiene la autenticidad ejecuta un comando de depuraci\u00f3n, que se env\u00eda al lector causando un desbordamiento de la pila en la regi\u00f3n stack del MCL Smart Reader. Un desbordamiento de la pila permite al atacante ejecutar remotamente el c\u00f3digo en el MCL Smart Reader, lo que podr\u00eda conllevar al control del dispositivo.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"ics-cert@hq.dhs.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H\",\"baseScore\":8.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.1,\"impactScore\":6.0},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:C/I:C/A:C\",\"baseScore\":10.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"ics-cert@hq.dhs.gov\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-122\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:medtronic:mycarelink_smart_model_25000_firmware:*:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0E4540F2-921F-4B45-9C30-D1E3F7BE741F\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:medtronic:mycarelink_smart_model_25000:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"06DAC262-42EB-440C-A2B2-3A24A88C05B0\"}]}]}],\"references\":[{\"url\":\"https://global.medtronic.com/xg-en/product-security/security-bulletins/mycarelink-smart-security-vulnerability-patch.html\",\"source\":\"ics-cert@hq.dhs.gov\"},{\"url\":\"https://www.cisa.gov/news-events/ics-medical-advisories/icsma-20-345-01\",\"source\":\"ics-cert@hq.dhs.gov\"},{\"url\":\"https://us-cert.cisa.gov/ics/advisories/icsma-20-345-01\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"US Government Resource\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.