The WINS server in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2 does not restrict registration of the (1) "wpad" and (2) "isatap" NetBIOS names, which allows remote authenticated users to hijack the Web Proxy Auto-Discovery (WPAD) and Intra-Site Automatic Tunnel Addressing Protocol (ISATAP) features, and conduct man-in-the-middle attacks by spoofing a proxy server or ISATAP route, by registering one of these names in the WINS database, aka "WPAD WINS Server Registration Vulnerability," a related issue to CVE-2007-1692.
CVE-2009-0094
NONECVSS 0.0Elevated
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 23%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 97.5%
- KEV
- Not listed
Published
March 11, 2009
Last Modified
April 23, 2026
References (20)
- secure@microsofthttp://blogs.technet.com/srd/archive/2009/03/13/ms09-008-dns-and-wins-server-security-update-in-more-detail.aspx
- secure@microsofthttp://osvdb.org/52520
- secure@microsofthttp://secunia.com/advisories/34217
- secure@microsofthttp://support.avaya.com/elmodocs2/security/ASA-2009-083.htm
- secure@microsofthttp://www.securityfocus.com/bid/34013
- secure@microsofthttp://www.securitytracker.com/id?1021829
- secure@microsofthttp://www.us-cert.gov/cas/techalerts/TA09-069A.html
- secure@microsofthttp://www.vupen.com/english/advisories/2009/0661
- secure@microsofthttps://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-008
- secure@microsofthttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6117
- af854a3a-2127-422b-91ae-364da2661108http://blogs.technet.com/srd/archive/2009/03/13/ms09-008-dns-and-wins-server-security-update-in-more-detail.aspx
- af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/52520
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/34217
- af854a3a-2127-422b-91ae-364da2661108http://support.avaya.com/elmodocs2/security/ASA-2009-083.htm
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/34013
Data Freshness Timeline
(refreshed 5× in last 7d / 35× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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Frequently asked(4)
What is CVE-2009-0094?
CVE-2009-0094 is a none vulnerability published on March 11, 2009. The WINS server in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2 does not restrict registration of the (1) "wpad" and (2) "isatap" NetBIOS names, which allows remote authenticated users to hijack the Web Proxy Auto-Discovery (WPAD) and Intra-Site Automatic Tunnel Addressing Protocol…
When was CVE-2009-0094 disclosed?
CVE-2009-0094 was first published in the National Vulnerability Database on March 11, 2009, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2009-0094 actively exploited?
CVE-2009-0094 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2009-0094?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-0094, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
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