CVE-2020-26265

MEDIUM5.3EPSS 0.27%

Consensus flaw in github.com/ethereum/go-ethereum

Published: 6/29/2021Modified: 5/20/2024

Also known as:GHSA-xw37-57qp-9mm4GO-2021-0105

Description

Due to an incorrect state calculation, a specific set of transactions could cause a consensus disagreement, causing users of this package to reject a canonical chain.

Affected packages (2)

Go/github.com/ethereum/go-ethereum>= 1.9.4, < 1.9.20
Go/github.com/ethereum/go-ethereum>= 1.9.4, < 1.9.20

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	MEDIUM5.3	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

References (8)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2020-26265
PATCHhttps://github.com/ethereum/go-ethereum
WEBhttps://github.com/ethereum/go-ethereum/commit/87c0ba92136a75db0ab2aba1046d4a9860375d6a
WEBhttps://github.com/ethereum/go-ethereum/pull/21080
WEBhttps://github.com/ethereum/go-ethereum/pull/21409
WEBhttps://github.com/ethereum/go-ethereum/releases/tag/v1.9.20
WEBhttps://github.com/ethereum/go-ethereum/security/advisories/GHSA-xw37-57qp-9mm4
WEBhttps://pkg.go.dev/vuln/GO-2021-0105