CVE-2017-14451: Ethereum

Critical severity, CVSS 10.0. EPSS: 2.6% chance of exploitation in the next 30 days.

An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A specially crafted smart contract code can cause an out-of-bounds read which can subsequently trigger an out-of-bounds write resulting in remote code execution. An attacker can create/send malicious smart contract to trigger this vulnerability.

Affected products

• Ethereum Ethereum: affected versions not specified

Published 2020-12-02. Last modified 2026-06-17.