Unrated severityNVD Advisory· Published Mar 11, 2009· Updated Jun 16, 2026
CVE-2009-0093
CVE-2009-0093
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9- cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2003:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:o:microsoft:windows_server_2003:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2003:*:sp1:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2003:*:sp1:itanium:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2008:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:*:*:x64:*:*:*:*:*
Patches
Vulnerability mechanics
References
11- www.us-cert.gov/cas/techalerts/TA09-069A.htmlnvdUS Government Resource
- blog.ncircle.com/blogs/vert/archives/2009/03/successful_exploit_renders_mic.htmlnvd
- blogs.technet.com/srd/archive/2009/03/13/ms09-008-dns-and-wins-server-security-update-in-more-detail.aspxnvd
- osvdb.org/52519nvd
- secunia.com/advisories/34217nvd
- support.avaya.com/elmodocs2/security/ASA-2009-083.htmnvd
- www.securityfocus.com/bid/33989nvd
- www.securitytracker.com/idnvd
- www.vupen.com/english/advisories/2009/0661nvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-008nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6138nvd
News mentions
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