CVE-2017-8543
Microsoft Windows XP SP3, Windows XP x64 XP2, Windows Server 2003 SP2, Windows Vista, Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allow an attacker to take control of the affected system when Windows Search fails to handle objects in memory, aka "Windows Search Remote Code Execution Vulnerability".
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 74%
- Percentil entre todas las CVEs puntuadas: 99
- Fecha de la puntuación: 6/10/2026
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).
CISA KEV — explotada activamente
- Añadida al catálogo: 24/5/2022
- Plazo de remediación: 14/6/2022
- Uso conocido en ransomware: Unknown
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1190Exploit Public-Facing Applicationinitial access95 % - Impacto principal
T1059Command and Scripting Interpreterexecution90 %
AV:N/PR:N/UI:N permite explotación remota sin autenticación (T1190). RCE por fallo en manejo de objetos en memoria de Windows Search habilita ejecución de comandos con máximos privilegios.
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (10)
CWE
- CWE-281
- CWE-281
Referencias
- http://www.securityfocus.com/bid/98824
- http://www.securitytracker.com/id/1038667
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8543
- http://www.securityfocus.com/bid/98824
- http://www.securitytracker.com/id/1038667
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8543
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-8543
JSON original (NVD)
Mostrar
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