CVE-2020-26265 Information

Description

Go Ethereum or \Geth\ is the official Golang implementation of the Ethereum protocol. In Geth from version 1.9.4 and before version 1.9.20 a consensus-vulnerability could cause a chain split where vulnerable versions refuse to accept the canonical chain. The fix was included in the Paragade release version 1.9.20. No individual workaround patches have been made – all users are recommended to upgrade to a newer version.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

Reference

https://github.com/ethereum/go-ethereum/releases/tag/v1.9.20 https://github.com/ethereum/go-ethereum/security/advisories/GHSA-xw37-57qp-9mm4

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

5.3