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I. Basic Information for CVE-2020-26240
Vulnerability Information

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Vulnerability Title
Erroneous Proof of Work calculation in geth
Source: NVD (National Vulnerability Database)
Vulnerability Description
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
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
数值计算不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
Ethereum Go-ethereum 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ethereum Go-ethereum是Ethereum社区的一个用Go语言实现以太坊协议的代码库。 Ethereum Go-ethereum 1.9.24 之前存版本在安全漏洞,该漏洞源于挖掘DAG生成漏洞可能导致矿工在即将到来的时代(估计2021年1月初)错误地计算PoW。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
ethereumgo-ethereum < 1.9.24 -
II. Public POCs for CVE-2020-26240
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III. Intelligence Information for CVE-2020-26240
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