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Last updated: 10/1/2014 6:43:41 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2006-0988

Original release date: 03/03/2006
Last revised: 09/05/2008
Source: US-CERT/NIST

Overview

The default configuration of the DNS Server service on Windows Server 2003 and Windows 2000, and the Microsoft DNS Server service on Windows NT 4.0, allows recursive queries and provides additional delegation information to arbitrary IP addresses, which allows remote attackers to cause a denial of service (traffic amplification) via DNS queries with spoofed source IP addresses.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.8 (HIGH) (AV:N/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

Solution

This vulnerability affects all versions of Windows 2000 -and- Windows Server 2003.

References to Advisories, Solutions, and Tools

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External Source: BUGTRAQ
Name: 20060228 recursive DNS servers DDoS as a growing DDoS problem
Type: Advisory; Patch Information
External Source: MISC
Name: http://www.us-cert.gov/reading_room/DNS-recursion121605.pdf
Type: Advisory; Patch Information
External Source: MISC
Name: http://dns.measurement-factory.com/surveys/sum1.html

Technical Details

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