{"id":"CVE-2021-34272","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-34272","generatedAt":"2026-10-27T22:32:38.456Z","title":"A security flaw in the 'owned' function of a smart contract implementation for RobotCoin (RBTC), a tradeable Ethereum ERC20 token, allows attackers to hijack victim accounts and arbitrarily increase the digital supply of assets.","description":"A security flaw in the 'owned' function of a smart contract implementation for RobotCoin (RBTC), a tradeable Ethereum ERC20 token, allows attackers to hijack victim accounts and arbitrarily increase the digital supply of assets.","published":"2021-08-03T22:15:09.000Z","lastModified":"2026-06-17T03:55:36.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"cwe":[],"affected":["robotbtc project/robotbtc"],"epss":{"score":0.01072,"percentile":0.64673,"date":"2026-10-26","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 (1.07%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/RobotCoin.md","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/MRdoulestar/SC-RCVD/blob/main/Vulnerabilities/RobotCoin.md","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-34272","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."}