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Last updated: 5/3/2016 3:45:17 PM

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Vulnerability Summary for CVE-2009-0093

Original release date: 03/11/2009
Last revised: 08/21/2010


Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008, when dynamic updates are enabled, does not restrict registration of the "wpad" hostname, which allows remote authenticated users to hijack the Web Proxy Auto-Discovery (WPAD) feature, and conduct man-in-the-middle attacks by spoofing a proxy server, via a Dynamic Update request for this hostname, aka "DNS Server Vulnerability in WPAD Registration Vulnerability," a related issue to CVE-2007-1692.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 3.5 LOW
Impact Subscore: 2.9
Exploitability Subscore: 6.8
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Required to exploit
Impact Type: Allows unauthorized modification

References to Advisories, Solutions, and Tools

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External Source: MS
Name: MS09-008
Type: Advisory; Patch Information
External Source: OSVDB
Name: 52519
External Source: BID
Name: 33989
US-CERT Vulnerability Note: CERT
Name: TA09-069A
External Source: VUPEN
Name: ADV-2009-0661
External Source: OVAL
Name: oval:org.mitre.oval:def:6138
External Source: SECTRACK
Name: 1021830
External Source: MISC
Name: http://blog.ncircle.com/blogs/vert/archives/2009/03/successful_exploit_renders_mic.html
External Source: CONFIRM
Name: http://blogs.technet.com/srd/archive/2009/03/13/ms09-008-dns-and-wins-server-security-update-in-more-detail.aspx
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2009-083.htm

References to Check Content

Identifier: oval:org.mitre.oval:def:6138
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)