CVE-2013-5700: Bitcoin Bitcoin-Qt

Medium severity, CVSS 5.0. EPSS: 2% chance of exploitation in the next 30 days.

The Bloom Filter implementation in bitcoind and Bitcoin-Qt 0.8.x before 0.8.4rc1 allows remote attackers to cause a denial of service (divide-by-zero error and daemon crash) via a crafted sequence of messages.

Affected products

• Bitcoin Bitcoin-Qt: version 0.8.2 only; version 0.8.3 only
• Bitcoin Bitcoin Core: version 0.8.0 only; version 0.8.1 only

Published 2013-09-10. Last modified 2026-06-16.