CVE-2008-1447: ISC BIND

Medium severity, CVSS 6.8. EPSS: 95.2% chance of exploitation in the next 30 days.

The DNS protocol, as implemented in (1) BIND 8 and 9 before 9.5.0-P1, 9.4.2-P1, and 9.3.5-P1; (2) Microsoft DNS in Windows 2000 SP4, XP SP2 and SP3, and Server 2003 SP1 and SP2; and other implementations allow remote attackers to spoof DNS traffic via a birthday attack that uses in-bailiwick referrals to conduct cache poisoning against recursive resolvers, related to insufficient randomness of DNS transaction IDs and source ports, aka "DNS Insufficient Socket Entropy Vulnerability" or "the Kaminsky bug."

Affected products

• ISC BIND: version 4 only; version 8 only; version 9.2.9 only

Published 2008-07-08. Last modified 2026-06-16.