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MEDIUM

bind: implement source UDP port randomization (CERT VU#800113)

Published Jul 8, 2008

Description

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

Remediation

No remediation recorded yet.

Metrics

Weaknesses (1)

References (200)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Jul 8, 2008
Updated Aug 7, 2024
Reserved Mar 21, 2008
NVD
Status Modified
Modified Jun 16, 2026
Red Hat
Severity Important
Public date Jul 8, 2008