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conocido como WinHTTP) en Microsoft Windows 2000 SP4, XP SP2 y SP3, Server 2003 SP1 y SP2, Vista Gold y SP1, y Server 2008; y WinINet en Microsoft Internet Explorer 5.01 SP4, 6 SP1, 6 y 7 en Windows XP SP2 y SP3, 6 y 7 en Windows Server 2003 SP1 y SP2, 7 en Windows Vista Gold y SP1, y 7 en Windows Server 2008; permite a servidores web remotos capturar y reproducir credenciales NTLM, y ejecutar c\u00f3digo de su elecci\u00f3n, a trav\u00e9s de vectores relacionados con la falta de \"protecciones credencial-reflexi\u00f3n\" paso opt-in, tambi\u00e9n conocido como \"Vulnerabilidad de Reflexi\u00f3n de Credencial en Servicios HTTP de Windows\" y \"Vulnerablidad de Reflexi\u00f3n de Credencial WinINet\"."}], "id": "CVE-2009-0550", "lastModified": "2025-04-09T00:30:58.490", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 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