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CVE-2017-8256

Estado: ModificadaAlta (7.8)—
Gravedad7.8Alta · CVSS 3.0
Probabilidad de explotación0.38 %mayor que el 31 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado

En todos los productos Qualcomm con distribuciones Android desde CAF empleando el kernel Linux, puede ocurrir un acceso fuera de los límites del array si userspace envía más de 16 direcciones multicast.

CVSS

Puntuación base
7.8
Versión
3.0
Vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
0.38 %
Percentil entre todas las CVEs puntuadas
31
Fecha de la puntuación
22/10/2026

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)

Google — Android

CWE

Referencias

Mostrar las 4 referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2017-8256",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
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    "cvssMetricV30": [
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        "cvssData": {
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          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "product-security@qualcomm.com",
      "affectedData": [
        {
          "vendor": "Qualcomm, Inc.",
          "product": "All Qualcomm products",
          "versions": [
            {
              "status": "affected",
              "version": "All Android releases from CAF using the Linux kernel"
            }
          ]
        }
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  ],
  "published": "2017-08-18T18:29:03.517",
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    {
      "url": "http://www.securityfocus.com/bid/99465",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "product-security@qualcomm.com"
    },
    {
      "url": "https://source.android.com/security/bulletin/2017-07-01",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "product-security@qualcomm.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/99465",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://source.android.com/security/bulletin/2017-07-01",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In all Qualcomm products with Android releases from CAF using the Linux kernel, array out of bounds access can occur if userspace sends more than 16 multicast addresses."
    },
    {
      "lang": "es",
      "value": "En todos los productos Qualcomm con distribuciones Android desde CAF empleando el kernel Linux, puede ocurrir un acceso fuera de los límites del array si userspace envía más de 16 direcciones multicast."
    }
  ],
  "lastModified": "2026-06-17T01:26:03.450",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:google:android:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8255F035-04C8-4158-B301-82101711939C"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "product-security@qualcomm.com"
}