CVE-2017-12118: Ethereum Cpp-Ethereum

High severity, CVSS 8.1. EPSS: 1.6% chance of exploitation in the next 30 days.

An exploitable improper authorization vulnerability exists in miner_stop API of cpp-ethereum's JSON-RPC (commit 4e1015743b95821849d001618a7ce82c7c073768). An attacker can send JSON to trigger this vulnerability.

Affected products

• Ethereum Cpp-Ethereum: affected versions not specified

Published 2018-01-19. Last modified 2026-06-17.