{"id":"CVE-2018-14086","aliases":["EUVD-2018-6008","GHSA-83r8-f922-m96h"],"status":"published","title":"An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an...","description":"An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an Ethereum token. The contract has an integer overflow. If the owner sets the value of sellPrice to a large number in setPrices() then the \"amount * sellPrice\" will cause an integer overflow in sell().","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01249,"percentile":0.69576,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2018-07-16T02:00:00Z","modified":"2026-06-17T01:40:37Z","products":[{"vendor":"mytoken_project","product":"mytoken"}],"references":[{"url":"https://github.com/hellowuzekai/blockchains/blob/master/overflow1.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-14086"},{"url":"https://github.com/advisories/GHSA-83r8-f922-m96h"}],"sources":{"cve":[{"id":"CVE-2018-14086","description":"An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an Ethereum token. The contract has an integer overflow. If the owner sets the value of sellPrice to a large number in setPrices() then the \"amount * sellPrice\" will cause an integer overflow in sell().","status":"published","published":"2018-07-16T02:00:00Z","modified":"2024-09-16T19:30:10.442Z","updated_at":"2026-11-02T14:35:00.237825Z"}],"euvd":[{"id":"EUVD-2018-6008","description":"An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an Ethereum token. The contract has an integer overflow. If the owner sets the value of sellPrice to a large number in setPrices() then the \"amount * sellPrice\" will cause an integer overflow in sell().","status":"published","published":"2018-07-16T02:00:00Z","modified":"2024-09-16T19:30:10Z","updated_at":"2026-11-03T00:55:22.776544Z"}],"ghsa":[{"id":"GHSA-83r8-f922-m96h","title":"An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an...","description":"An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an Ethereum token. The contract has an integer overflow. If the owner sets the value of sellPrice to a large number in setPrices() then the \"amount * sellPrice\" will cause an integer overflow in sell().","status":"published","published":"2022-05-13T01:28:19Z","modified":"2023-02-01T05:07:39Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:50:35.110336Z"}],"nvd":[{"id":"CVE-2018-14086","description":"An issue was discovered in a smart contract implementation for SingaporeCoinOrigin (SCO), an Ethereum token. The contract has an integer overflow. If the owner sets the value of sellPrice to a large number in setPrices() then the \"amount * sellPrice\" will cause an integer overflow in sell().","status":"published","published":"2018-07-16T02:29:00.367Z","modified":"2026-06-17T01:40:37.717Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:04:32.929986Z"}]}}