{"id":"CVE-2023-40591","state":"PUBLISHED","title":"Denial of service via malicious p2p message in go-ethereum","description":"go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node, can be made to consume unbounded amounts of memory when handling specially crafted p2p messages sent from an attacker node. The fix is included in geth version `1.12.1-stable`, i.e, `1.12.2-unstable` and onwards. Users are advised to upgrade. There are no known workarounds for this vulnerability.\n","publishedAt":"2023-09-06T18:07:20.899Z","updatedAt":"2024-09-26T15:19:33.428Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["ethereum go-ethereum"],"affected":[{"vendor":"ethereum","product":"go-ethereum","versions":[{"version":"< 1.12.1-stable","status":"affected"}]}],"references":["https://github.com/ethereum/go-ethereum/security/advisories/GHSA-ppjg-v974-84cm","https://geth.ethereum.org/docs/developers/geth-developer/disclosures","https://github.com/ethereum/go-ethereum/releases/tag/v1.12.1"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T20:06:17.512Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/40xxx/CVE-2023-40591.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-40591","state":"PUBLISHED","datePublished":"2023-09-06T18:07:20.899Z","dateUpdated":"2024-09-26T15:19:33.428Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2023-08-16T18:24:02.393Z"},"containers":{"cna":{"title":"Denial of service via malicious p2p message in go-ethereum","descriptions":[{"lang":"en","value":"go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. 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