{"id":"GHSA-rqmg-hrg4-fm69","summary":"Go Ethereum allows attackers to use manipulation of time-difference values to achieve replacement of main-chain blocks","details":"Go Ethereum (aka geth) through 1.10.21 allows attackers to increase rewards by mining blocks in certain situations, and using a manipulation of time-difference values to achieve replacement of main-chain blocks, aka Riskless Uncle Making (RUM), as exploited in the wild in 2020 through 2022.","aliases":["CVE-2022-37450"],"modified":"2023-11-08T04:10:08.624430Z","published":"2022-08-06T00:00:36Z","database_specific":{"cwe_ids":[],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2022-08-11T16:51:45Z","nvd_published_at":"2022-08-05T21:15:00Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-37450"},{"type":"PACKAGE","url":"https://github.com/ethereum/go-ethereum"},{"type":"WEB","url":"https://github.com/ethereum/go-ethereum/blob/671094279e8d27f4b4c3c94bf8b636c26b473976/core/forkchoice.go#L91-L94"},{"type":"WEB","url":"https://medium.com/@aviv.yaish/uncle-maker-time-stamping-out-the-competition-in-ethereum-d27c1cb62fef"},{"type":"WEB","url":"https://news.ycombinator.com/item?id=32354896"},{"type":"WEB","url":"http://dx.doi.org/10.13140/RG.2.2.27813.99043"}],"affected":[{"package":{"name":"github.com/ethereum/go-ethereum","ecosystem":"Go","purl":"pkg:golang/github.com/ethereum/go-ethereum"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.10.21"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/08/GHSA-rqmg-hrg4-fm69/GHSA-rqmg-hrg4-fm69.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"}]}