{"id":"CVE-2018-13089","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-13089","generatedAt":"2026-10-28T21:21:17.052Z","title":"The mintToken function of a smart contract implementation for Universal Coin (UCOIN), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any value.","description":"The mintToken function of a smart contract implementation for Universal Coin (UCOIN), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any value.","published":"2018-07-03T01:29:02.000Z","lastModified":"2026-06-17T01:38:49.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-190"],"affected":["ucointoken project/ucointoken"],"epss":{"score":0.00926,"percentile":0.60293,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/VenusADLab/EtherTokens/blob/master/UCoinToken/UCoinToken.md","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/VenusADLab/EtherTokens/blob/master/UCoinToken/UCoinToken.md","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-13089","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}