CVE-2021-41173

MEDIUM

Go Ethereum <1.10.9 - Use After Free

Title source: llm
STIX 2.1

Description

Go Ethereum is the official Golang implementation of the Ethereum protocol. Prior to version 1.10.9, a vulnerable node is susceptible to crash when processing a maliciously crafted message from a peer. Version v1.10.9 contains patches to the vulnerability. There are no known workarounds aside from upgrading.

References (4)

Core 4
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/ethereum/go-ethereum/pull/23801
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/ethereum/go-ethereum/releases/tag/v1.10.9

Scores

CVSS v3 5.7
EPSS 0.0018
EPSS Percentile 38.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (2)
ethereum/go-ethereum 0 - 1.10.9Go
ethereum/go_ethereum < 1.10.9
Published Oct 26, 2021
Tracked Since Feb 18, 2026