CVE-2020-26240

MEDIUM

Geth <1.9.24 - Info Disclosure

Title source: llm
STIX 2.1

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

Scores

CVSS v3 5.3
EPSS 0.0039
EPSS Percentile 59.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

Details

CWE
CWE-682
Status published
Products (2)
ethereum/go-ethereum 0 - 1.9.24Go
ethereum/go_ethereum < 1.9.24
Published Nov 25, 2020
Tracked Since Feb 18, 2026