CVE-2021-41173

MEDIUM
Published Oct 26, 20214y ago · Modified Jun 17, 20262w ago
5.7 CVSS 3.1
Medium
Find Similar
Published Oct 26, 2021 4y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
5.7
Exploitability
2.1
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

Affected Products 1

VendorProductVersionRange
ethereumgo_ethereum* <1.10.9

References 4

  • github.com https://github.com/ethereum/go-ethereum/commit/e40b37718326b8b4873b3b00a0db2e6c6d9ea738
    PatchThird Party Advisory
  • github.com https://github.com/ethereum/go-ethereum/pull/23801
    PatchThird Party Advisory
  • github.com https://github.com/ethereum/go-ethereum/releases/tag/v1.10.9
    Release NotesThird Party Advisory
  • github.com https://github.com/ethereum/go-ethereum/security/advisories/GHSA-59hh-656j-3p7v
    Third Party Advisory

Remediation

  • github.com https://github.com/ethereum/go-ethereum/commit/e40b37718326b8b4873b3b00a0db2e6c6d9ea738
    PatchThird Party Advisory
  • github.com https://github.com/ethereum/go-ethereum/pull/23801
    PatchThird Party Advisory