CVE-2015-1671
Estado: AnalizadaAlta (7.8)⚠ Explotación activa
The Windows DirectWrite library, as used in Microsoft .NET Framework 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2; Office 2007 SP3 and 2010 SP2; Live Meeting 2007 Console; Lync 2010; Lync 2010 Attendee; Lync 2013 SP1; Lync Basic 2013 SP1; Silverlight 5 before 5.1.40416.00; and Silverlight 5 Developer Runtime before 5.1.40416.00, allows remote attackers to execute arbitrary code via a crafted TrueType font, aka "TrueType Font Parsing Vulnerability."
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 49%
- Percentil entre todas las CVEs puntuadas: 99
- Fecha de la puntuación: 3/10/2026
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: 25/5/2022
- Plazo de remediación: 15/6/2022
- 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
T1203Exploitation for Client Executionexecution85 % - Impacto principal
T1059Command and Scripting Interpreterexecution90 %
Vulnerabilidad en análisis de fuentes TrueType que requiere interacción del usuario (UI:R) para abrir documento/email con fuente malformada; permite ejecución arbitraria de código en contexto del usuario con permisos elevados.
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 (4)
CWE
- NVD-CWE-noinfo
Referencias
- http://www.securityfocus.com/bid/74490
- http://www.securitytracker.com/id/1032281
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-044
- http://www.securityfocus.com/bid/74490
- http://www.securitytracker.com/id/1032281
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-044
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1671
JSON original (NVD)
Mostrar
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