{"cve":"CVE-2022-37450","nvd":{"published":"2022-08-05T21:15:09.087","modified":"2026-06-17T04:55:06.793","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","score":5.9},"cwes":[],"references":["http://dx.doi.org/10.13140/RG.2.2.27813.99043","https://github.com/ethereum/go-ethereum/blob/671094279e8d27f4b4c3c94bf8b636c26b473976/core/forkchoice.go#L91-L94","https://medium.com/%40aviv.yaish/uncle-maker-time-stamping-out-the-competition-in-ethereum-d27c1cb62fef","https://news.ycombinator.com/item?id=32354896","http://dx.doi.org/10.13140/RG.2.2.27813.99043"],"products":["ethereum:go_ethereum"],"source":"nvd","synced_at":"2026-10-19T21:34:18.502168378+00:00"},"epss":{"cve":"CVE-2022-37450","score":0.01271,"percentile":0.69838,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-rqmg-hrg4-fm69","url":"https://osv.dev/vulnerability/GHSA-rqmg-hrg4-fm69","summary":"Go Ethereum allows attackers to use manipulation of time-difference values to achieve replacement of main-chain blocks","modified":"2023-11-08T04:10:08.624430Z","packages":[{"ecosystem":"Go","name":"github.com/ethereum/go-ethereum","purl":"pkg:golang/github.com/ethereum/go-ethereum","ranges":["<=1.10.21"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}