{
  "advisories": [
    {
      "id": "EUVD-2018-3279",
      "source": "euvd",
      "title": "An integer overflow in the _transfer function of a smart contract implementation for Hexagon (HXG), an Ethereum ERC20 token, allows attackers to accomplish an unauthorized increase of digital assets by providing a _to argument in conjunction with a large _value argument, as exploited in the wild in May 2018, aka the \"burnOverflow\" issue.",
      "url": "https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-3279"
    }
  ],
  "cve": "CVE-2018-11239",
  "epss": {
    "score": 0.00926
  },
  "mitre": {
    "cpes": [],
    "created": "2018-05-19T18:00:00+00:00",
    "description": "An integer overflow in the _transfer function of a smart contract implementation for Hexagon (HXG), an Ethereum ERC20 token, allows attackers to accomplish an unauthorized increase of digital assets by providing a _to argument in conjunction with a large _value argument, as exploited in the wild in May 2018, aka the \"burnOverflow\" issue.",
    "metrics": {
      "cvssV2_0": {},
      "cvssV3_0": {},
      "cvssV3_1": {},
      "cvssV4_0": {}
    },
    "mitre_repo_path": "cves/2018/11xxx/CVE-2018-11239.json",
    "references": [
      "https://peckshield.com/2018/05/18/burnOverflow/"
    ],
    "title": null,
    "updated": "2024-08-05T08:01:52.826000+00:00",
    "vendors": [],
    "weaknesses": []
  },
  "nvd": {
    "cpes": [
      "cpe:2.3:a:hexagontoken:hexagon:-:*:*:*:*:*:*:*"
    ],
    "created": "2018-05-19T18:29:00.227000+00:00",
    "description": "An integer overflow in the _transfer function of a smart contract implementation for Hexagon (HXG), an Ethereum ERC20 token, allows attackers to accomplish an unauthorized increase of digital assets by providing a _to argument in conjunction with a large _value argument, as exploited in the wild in May 2018, aka the \"burnOverflow\" issue.",
    "metrics": {
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        "score": 5.0,
        "vector": "AV:N/AC:L/Au:N/C:N/I:P/A:N"
      },
      "cvssV3_0": {
        "score": 7.5,
        "vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
      },
      "cvssV3_1": {},
      "cvssV4_0": {}
    },
    "nvd_repo_path": "2018/CVE-2018-11239.json",
    "references": [
      "https://peckshield.com/2018/05/18/burnOverflow/"
    ],
    "title": null,
    "updated": "2026-06-17T01:35:33.640000+00:00",
    "vendors": [
      "hexagontoken",
      "hexagontoken$PRODUCT$hexagon"
    ],
    "weaknesses": [
      "CWE-190"
    ]
  },
  "opencve": {
    "changes": [],
    "cpes": {
      "data": [
        "cpe:2.3:a:hexagontoken:hexagon:-:*:*:*:*:*:*:*"
      ],
      "providers": [
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    "created": {
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      "provider": "mitre"
    },
    "metrics": {
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      "cvssV3_0": {
        "data": {
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        },
        "provider": "nvd"
      },
      "cvssV3_1": {
        "data": {},
        "provider": null
      },
      "cvssV4_0": {
        "data": {},
        "provider": null
      },
      "epss": {
        "data": {
          "score": 0.00926
        },
        "provider": "first"
      },
      "kev": {
        "data": {},
        "provider": null
      },
      "ssvc": {
        "data": {},
        "provider": null
      },
      "threat_severity": {
        "data": null,
        "provider": null
      }
    },
    "references": {
      "data": [
        "https://peckshield.com/2018/05/18/burnOverflow/"
      ],
      "providers": [
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    },
    "title": {
      "data": null,
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    },
    "updated": {
      "data": "2024-11-21T03:42:58.223000+00:00",
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    "vendors": {
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    }
  }
}