CVE-2024-49027
Estado: AnalizadaAlta (7.8)—
Microsoft Excel Remote Code Execution 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: 0.77%
- Percentil entre todas las CVEs puntuadas: 54
- 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).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1203Exploitation for Client Executionexecution95 % - Impacto principal
T1059Command and Scripting Interpreterexecution90 %
Vector CVSS indica acceso local (AV:L) con interacción del usuario (UI:R), típico de apertura de fichero preparado en Excel. Use-after-free (CWE-416) en aplicación Office permite ejecución de código remoto tras interacción del usuario.
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
- CWE-416
- NVD-CWE-noinfo
Referencias
JSON original (NVD)
Mostrar
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"confidentialityImpact": "HIGH"
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"published": "2024-11-12T18:15:42.590",
"references": [
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-49027",
"tags": [
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],
"vulnStatus": "Analyzed",
"weaknesses": [
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"description": [
{
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},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
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],
"descriptions": [
{
"lang": "en",
"value": "Microsoft Excel Remote Code Execution Vulnerability"
},
{
"lang": "es",
"value": "Vulnerabilidad de ejecución remota de código en Microsoft Excel "
}
],
"lastModified": "2026-06-17T07:59:15.710",
"configurations": [
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}