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CVE-2018-18338

Estado: ModificadaAlta (8.8)—

Incorrect, thread-unsafe use of SkImage in Canvas in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

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 LinuxGoogle — ChromeRedhat — Linux DesktopRedhat — Linux ServerRedhat — Linux Workstation

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2018-18338",
  "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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          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "chrome-cve-admin@google.com",
      "affectedData": [
        {
          "vendor": "Google",
          "product": "Chrome",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "71.0.3578.80",
              "versionType": "custom"
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  ],
  "published": "2018-12-11T16:29:00.933",
  "references": [
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      "url": "http://www.securityfocus.com/bid/106084",
      "source": "chrome-cve-admin@google.com"
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      "url": "https://access.redhat.com/errata/RHSA-2018:3803",
      "source": "chrome-cve-admin@google.com"
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      "url": "https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html",
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    },
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      "url": "https://crbug.com/890576",
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    },
    {
      "url": "https://security.gentoo.org/glsa/201908-18",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "https://www.debian.org/security/2018/dsa-4352",
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/106084",
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    {
      "url": "https://access.redhat.com/errata/RHSA-2018:3803",
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    {
      "url": "https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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    {
      "url": "https://security.gentoo.org/glsa/201908-18",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://www.debian.org/security/2018/dsa-4352",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Incorrect, thread-unsafe use of SkImage in Canvas in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page."
    },
    {
      "lang": "es",
      "value": "El uso incorrecto con hilos no seguros de SkImage en Canvas en Google Chrome en versiones anteriores a la 71.0.3578.80 permitía a un atacante remoto explotar la corrupción de la memoria dinámica (heap) mediante una página HTML manipulada."
    }
  ],
  "lastModified": "2026-06-17T01:47:01.677",
  "configurations": [
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        {
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  "sourceIdentifier": "chrome-cve-admin@google.com"
}