CVE-2011-0414: ISC BIND

High severity, CVSS 7.1. EPSS: 13.7% chance of exploitation in the next 30 days.

ISC BIND 9.7.1 through 9.7.2-P3, when configured as an authoritative server, allows remote attackers to cause a denial of service (deadlock and daemon hang) by sending a query at the time of (1) an IXFR transfer or (2) a DDNS update.

Affected products

• ISC BIND: version 9.7.1 only; version 9.7.2 only

Published 2011-02-23. Last modified 2026-06-16.