{"id":"CVE-2018-13327","aliases":["EUVD-2018-5275","GHSA-5w53-ph4v-w2gh"],"status":"disputed","title":"The transfer and transferFrom functions of a smart contract implementation for ChuCunLingAIGO ...","description":"The transfer and transferFrom functions of a smart contract implementation for ChuCunLingAIGO (CCLAG), an Ethereum token, have an integer overflow. NOTE: this has been disputed by a third party.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01229,"percentile":0.69107,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2018-07-05T00:00:00Z","modified":"2026-06-17T01:39:12Z","products":[{"vendor":"chucunlingaigo_project","product":"chucunlingaigo"}],"references":[{"url":"https://github.com/safecomet/EtherTokens/blob/master/ChuCunLingAIGO%20%28CCLAG%29/ChuCunLingAIGO%20%28CCLAG%29.md","tags":["x_transferred"]},{"url":"https://github.com/soohoio/VeriSmartBench/wiki/CVE-False-Reported-Case","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-13327"},{"url":"https://github.com/safecomet/EtherTokens/blob/master/ChuCunLingAIGO%20(CCLAG)/ChuCunLingAIGO%20(CCLAG).md"},{"url":"https://github.com/advisories/GHSA-5w53-ph4v-w2gh"}],"sources":{"cve":[{"id":"CVE-2018-13327","description":"The transfer and transferFrom functions of a smart contract implementation for ChuCunLingAIGO (CCLAG), an Ethereum token, have an integer overflow. NOTE: this has been disputed by a third party.","status":"disputed","published":"2018-07-05T00:00:00Z","modified":"2024-08-05T09:00:35.027Z","updated_at":"2026-11-02T14:35:07.01498Z"}],"euvd":[{"id":"EUVD-2018-5275","description":"The transfer and transferFrom functions of a smart contract implementation for ChuCunLingAIGO (CCLAG), an Ethereum token, have an integer overflow. NOTE: this has been disputed by a third party.","status":"published","published":"2018-07-05T00:00:00Z","modified":"2024-08-05T09:00:35Z","updated_at":"2026-11-03T02:39:50.070155Z"}],"ghsa":[{"id":"GHSA-5w53-ph4v-w2gh","title":"The transfer and transferFrom functions of a smart contract implementation for ChuCunLingAIGO ...","description":"The transfer and transferFrom functions of a smart contract implementation for ChuCunLingAIGO (CCLAG), an Ethereum token, have an integer overflow.","status":"published","published":"2022-05-14T03:04:48Z","modified":"2024-03-21T03:33:32Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:55:41.504227Z"}],"nvd":[{"id":"CVE-2018-13327","description":"The transfer and transferFrom functions of a smart contract implementation for ChuCunLingAIGO (CCLAG), an Ethereum token, have an integer overflow. NOTE: this has been disputed by a third party.","status":"disputed","published":"2018-07-05T18:29:00.627Z","modified":"2026-06-17T01:39:12.91Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:04:31.362791Z"}]}}