CVE-2003-0349
Estado: ModificadaAlta (7.5)—💥 Exploit
Buffer overflow in the streaming media component for logging multicast requests in the ISAPI for the logging capability of Microsoft Windows Media Services (nsiislog.dll), as installed in IIS 5.0, allows remote attackers to execute arbitrary code via a large POST request to nsiislog.dll.
CVSS
- Versión: 2.0
- Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 80%
- Percentil entre todas las CVEs puntuadas: 100
- Fecha de la puntuación: 7/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
💥 Exploits públicos
Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.
- Módulo de Metasploit (exploit fiable y al alcance de cualquiera) · MS03-022 Microsoft IIS ISAPI nsiislog.dll ISAPI POST Overflow
- Publicado en Exploit-DB · Microsoft IIS - ISAPI 'nsiislog.dll' ISAPI POST Overflow (MS03-022) (Metasploit) (25/7/2010)
- Publicado en Exploit-DB · Microsoft Windows Media Services - Remote (MS03-022) (1/7/2003)
- Publicado en Exploit-DB · Microsoft Windows NT 4.0/2000 - Media Services 'nsiislog.dll' Remote Buffer Overflow (25/6/2003)
Tecnologías afectadas (1)
CWE
- NVD-CWE-Other
Referencias
- http://marc.info/?l=bugtraq&m=105665030925504&w=2
- http://secunia.com/advisories/9115
- http://securitytracker.com/id?1007059
- http://www.kb.cert.org/vuls/id/113716
- http://www.ntbugtraq.com/default.asp?pid=36&sid=1&A2=ind0306&L=NTBUGTRAQ&P=R4563
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-022
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A938
- http://marc.info/?l=bugtraq&m=105665030925504&w=2
- http://secunia.com/advisories/9115
- http://securitytracker.com/id?1007059
- http://www.kb.cert.org/vuls/id/113716
- http://www.ntbugtraq.com/default.asp?pid=36&sid=1&A2=ind0306&L=NTBUGTRAQ&P=R4563
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-022
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A938
JSON original (NVD)
Mostrar
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"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
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},
{
"lang": "es",
"value": "Desbordamiento de búfer en el componente de secuenciamiento (streaming) de medios para registrar peticiones de multidifusión en la librería ISAPI de la capacidad de registro (logging) de Microsoft Windows Media Services (nsiislog.dll), como el instalado en IIS 5.9, permite a atacantes remotos ejecutar código arbitrario mediante una petición POST larga a nsiislog.dll."
}
],
"lastModified": "2026-06-16T22:02:02.713",
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