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CVE-2017-1000461

Estado: ModificadaMedia (4.7)—

Brave Software's Brave Browser, version 0.19.73 (and earlier) is vulnerable to an incorrect access control issue in the "JS fingerprinting blocking" component, resulting in a malicious website being able to access the fingerprinting-associated browser functionality (that the browser intends to block).

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Brave — Browser

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-1000461",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.0",
          "baseScore": 4.7,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-01-03T20:29:00.283",
  "references": [
    {
      "url": "https://github.com/brave/browser-laptop/issues/11683#issuecomment-339835601",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/brave/browser-laptop/issues/11683#issuecomment-339835601",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-732"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Brave Software's Brave Browser, version 0.19.73 (and earlier) is vulnerable to an incorrect access control issue in the \"JS fingerprinting blocking\" component, resulting in a malicious website being able to access the fingerprinting-associated browser functionality (that the browser intends to block)."
    },
    {
      "lang": "es",
      "value": "Las versiones 0.19.73 y anteriores de Brave Browser, de Brave Software, son vulnerables a un problema de control de acceso incorrecto en el componente \"JS fingerprinting blocking\". Esto resulta en que un sitio web malicioso es capaz de acceder a la funcionalidad del navegador asociada a la huella digital, que el navegador intenta bloquear."
    }
  ],
  "lastModified": "2026-06-17T00:59:12.693",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:brave:browser:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D6EA5995-B1D3-4A25-9316-AFC2CD4F92E8",
              "versionEndIncluding": "0.19.73"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}