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CVE-2018-13214

Estado: ModificadaAlta (7.5)—

La función sell de una implementación de contrato inteligente para GMile, un token de Ethereum, tiene un desbordamiento de enteros en el que "amount * sellPrice" puede ser cero, lo que reduce los activos de un vendedor en consecuencia.

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)

Globalmiles — Gmile

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-13214",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
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          "baseSeverity": "HIGH",
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          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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          "confidentialityImpact": "NONE"
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        "impactScore": 3.6,
        "exploitabilityScore": 3.9
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  },
  "affected": [
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      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
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  "published": "2018-07-05T02:29:03.137",
  "references": [
    {
      "url": "https://github.com/BlockChainsSecurity/EtherTokens/blob/master/ETHEREUMBLACK/sell%20integer%20overflow.md",
      "tags": [
        "Third Party Advisory"
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    {
      "url": "https://github.com/BlockChainsSecurity/EtherTokens/tree/master/GMile",
      "tags": [
        "Third Party Advisory"
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      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/BlockChainsSecurity/EtherTokens/blob/master/ETHEREUMBLACK/sell%20integer%20overflow.md",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/BlockChainsSecurity/EtherTokens/tree/master/GMile",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-190"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The sell function of a smart contract implementation for GMile, an Ethereum token, has an integer overflow in which \"amount * sellPrice\" can be zero, consequently reducing a seller's assets."
    },
    {
      "lang": "es",
      "value": "La función sell de una implementación de contrato inteligente para GMile, un token de Ethereum, tiene un desbordamiento de enteros en el que \"amount  * sellPrice\" puede ser cero, lo que reduce los activos de un vendedor en consecuencia."
    }
  ],
  "lastModified": "2026-06-17T01:39:03.153",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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}