CVE-2014-2817

Estado: AnalizadaAlta (8.8)⚠ Explotación activa

Microsoft Internet Explorer 6 through 11 allows remote attackers to gain privileges via a crafted web site, aka "Internet Explorer Elevation of Privilege Vulnerability."

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Puntuación base: 8.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 26%
Percentil entre todas las CVEs puntuadas: 98
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: 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.

ExplotaciónT1203 Exploitation for Client Executionexecution85 %
Impacto principalT1059 Command and Scripting Interpreterexecution75 %
Impacto secundarioT1078 Valid Accountsstealth · persistence · privilege escalation · initial access70 %

IE 6-11 requiere interacción del usuario (UI:R) para visitar sitio malicioso. Logra ejecución y escalada de privilegios (C:H, I:H, A:H). Explotación activa confirmada en KEV.

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

Privileged Account Management Application Developer Guidance Active Directory Configuration User Training User Account Management Restrict Web-Based Content

Tecnologías afectadas (1)

Microsoft — Internet Explorer

CWE

NVD-CWE-noinfo

Referencias

JSON original (NVD)

Mostrar

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