{
  "id": "CVE-2021-33887",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2021-06-15T20:15:14.083",
  "lastModified": "2021-06-24T13:06:45.373",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Insufficient verification of data authenticity in Peloton TTR01 up to and including PTV55G allows an attacker with physical access to boot into a modified kernel/ramdisk without unlocking the bootloader."
    },
    {
      "lang": "es",
      "value": "Una comprobaci\u00f3n insuficiente de la autenticidad de los datos en Peloton versiones TTR01 hasta PTV55G e incluy\u00e9ndola, permite a un atacante con acceso f\u00edsico arrancar en un kernel/ramdisk modificado sin desbloquear el bootloader"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "PHYSICAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 6.8,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-345"
        }
      ]
    }
  ],
  "configurations": [
    {
      "operator": "AND",
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:onepeloton:ttr01_firmware:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "ptv55g",
              "matchCriteriaId": "03F84C5A-0ED6-4AD7-A70E-7551E368D37A"
            }
          ]
        },
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": false,
              "criteria": "cpe:2.3:h:onepeloton:ttr01:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "430B4497-30D4-493F-B5F4-8EE3DEF09954"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://fccid.io/2AA3N-TTR01",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.mcafee.com/blogs/consumer/mobile-and-iot-security/is-your-peloton-spinning-up-malware/",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://youtu.be/RLjXfvb0ADw",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    }
  ]
}