{
  "id": "CVE-2021-36923",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2021-11-02T13:15:07.720",
  "lastModified": "2022-07-12T17:42:04.277",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "RtsUpx.sys in Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio through 1.14.0.0 allows local low-privileged users to achieve unauthorized access to USB device privileged IN and OUT instructions (leading to Escalation of Privileges, Denial of Service, Code Execution, and Information Disclosure) via a crafted Device IO Control packet to a device."
    },
    {
      "lang": "es",
      "value": "El archivo RtsUpx.sys en Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio versiones hasta 1.14.0.0, permite a usuarios locales poco privilegiado lograr un acceso no autorizado a las instrucciones de entrada y salida privilegiadas del dispositivo USB (conllevando a una escalada de privilegios, denegaci\u00f3n de servicio, ejecuci\u00f3n de c\u00f3digo y divulgaci\u00f3n de informaci\u00f3n) por medio de un paquete de control de entrada y salida del dispositivo dise\u00f1ado"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "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": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:realtek:rtsupx_usb_utility_driver:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "1.14.0.0",
              "matchCriteriaId": "45F7AAA7-F155-4CD3-9815-79F6F9A32DB7"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.realtek.com/images/safe-report/Realtek_RtsUpx_Security_Advisory_Report.pdf",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.sentinelone.com/resources/category/report/",
      "source": "cve@mitre.org",
      "tags": [
        "Not Applicable"
      ]
    }
  ]
}