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CVE-2020-6456

Estado: ModificadaMedia (6.5)—

Insufficient validation of untrusted input in clipboard in Google Chrome prior to 81.0.4044.92 allowed a local attacker to bypass site isolation via crafted clipboard contents.

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 (5)

Debian — Debian LinuxFedoraproject — FedoraGoogle — ChromeOpensuse — BackportsOpensuse — Leap

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2020-6456",
  "cveTags": [],
  "metrics": {
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      {
        "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
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
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      "affectedData": [
        {
          "vendor": "Google",
          "product": "Chrome",
          "versions": [
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              "version": "unspecified",
              "lessThan": "81.0.4044.92",
              "versionType": "custom"
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  "published": "2020-04-13T18:15:13.063",
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      "tags": [
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      "source": "chrome-cve-admin@google.com"
    },
    {
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      "tags": [
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      "source": "chrome-cve-admin@google.com"
    },
    {
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      "source": "chrome-cve-admin@google.com"
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    },
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://www.debian.org/security/2020/dsa-4714",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-276"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Insufficient validation of untrusted input in clipboard in Google Chrome prior to 81.0.4044.92 allowed a local attacker to bypass site isolation via crafted clipboard contents."
    },
    {
      "lang": "es",
      "value": "Una comprobación entrada insuficiente no confiable en clipboard en Google Chrome versiones anteriores a  81.0.4044.92, permitió a un atacante local omitir el aislamiento del sitio por medio de contenidos del portapapeles diseñados."
    }
  ],
  "lastModified": "2026-06-17T03:23:23.290",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "versionEndExcluding": "81.0.4044.92"
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}