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VMScore

CVE-2020-26240

Published: 25/11/2020 Updated: 03/12/2020
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 446
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
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Vulnerability Summary

Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. An ethash mining DAG generation flaw in Geth before version 1.9.24 could cause miners to erroneously calculate PoW in an upcoming epoch (estimated early January, 2021). This happened on the ETC chain on 2020-11-06. This issue is relevant only for miners, non-mining nodes are unaffected. This issue is fixed as of 1.9.24

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References

CWE-682https://github.com/ethereum/go-ethereum/security/advisories/GHSA-v592-xf75-856phttps://github.com/ethereum/go-ethereum/pull/21793https://github.com/ethereum/go-ethereum/commit/d990df909d7839640143344e79356754384dcdd0https://blog.ethereum.org/2020/11/12/geth_security_release/https://nvd.nist.gov
VMScore
CVSSv2
CVSSv3
VMScore
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