Input validation error in go-ethereum - CVE-2022-29177
Published: May 11, 2022 / Updated: April 27, 2026
Vulnerability identifier: #VU127991
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-29177
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
go-ethereum
go-ethereum
Software vendor:
Ethereum
Ethereum
Description
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to improper input validation in the p2p message handling logic when handling specially crafted p2p messages. A remote attacker can send a specially crafted p2p message to cause a denial of service.
Only nodes configured to use high verbosity logging are vulnerable.
Remediation
Install security update from vendor's website.