CVE-2023-40591

HIGH EPSS 57.8%
Published Sep 6, 20232y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Sep 6, 2023 2y ago
Last Modified Jun 17, 2026 2w ago

Description

go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node, can be made to consume unbounded amounts of memory when handling specially crafted p2p messages sent from an attacker node. The fix is included in geth version `1.12.1-stable`, i.e, `1.12.2-unstable` and onwards. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
57.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-400 Uncontrolled Resource Consumption Resource Mgmt

Affected Products 1

VendorProductVersionRange
ethereumgo_ethereum*≥1.10.0  –  <1.12.1

References 3

  • geth.ethereum.org https://geth.ethereum.org/docs/developers/geth-developer/disclosures
    Product
  • github.com https://github.com/ethereum/go-ethereum/releases/tag/v1.12.1
    Release Notes
  • github.com https://github.com/ethereum/go-ethereum/security/advisories/GHSA-ppjg-v974-84cm
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.