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CVE-2021-4098

Estado: ModificadaAlta (7.4)—

Una comprobación insuficiente de datos en Mojo en Google Chrome versiones anteriores a 96.0.4664.110, permitía a un atacante remoto que hubiera comprometido el proceso de renderización llevar a cabo potencialmente un escape de sandbox por medio de una página HTML diseñada

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)

Google — Chrome

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-4098",
  "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:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "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": "CHANGED",
          "version": "3.1",
          "baseScore": 7.4,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 4,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "chrome-cve-admin@google.com",
      "affectedData": [
        {
          "vendor": "Google",
          "product": "Chrome",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "96.0.4664.110",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-02-11T23:15:08.097",
  "references": [
    {
      "url": "https://chromereleases.googleblog.com/2021/12/stable-channel-update-for-desktop_13.html",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "https://crbug.com/1263457",
      "tags": [
        "Permissions Required",
        "Vendor Advisory"
      ],
      "source": "chrome-cve-admin@google.com"
    },
    {
      "url": "https://chromereleases.googleblog.com/2021/12/stable-channel-update-for-desktop_13.html",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://crbug.com/1263457",
      "tags": [
        "Permissions Required",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-367"
        },
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Insufficient data validation in Mojo in Google Chrome prior to 96.0.4664.110 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page."
    },
    {
      "lang": "es",
      "value": "Una comprobación insuficiente de datos en Mojo en Google Chrome versiones anteriores a 96.0.4664.110, permitía a un atacante remoto que hubiera comprometido el proceso de renderización llevar a cabo potencialmente un escape de sandbox por medio de una página HTML diseñada"
    }
  ],
  "lastModified": "2026-06-17T04:19:01.857",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BC0C0A98-EE32-4574-8B94-2B58F6A08CB2",
              "versionEndExcluding": "96.0.4664.110"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "chrome-cve-admin@google.com"
}