CVE-2021-25297

Estado: AnalizadaAlta (8.8)⚠ Explotación activa💥 Exploit

Nagios XI version xi-5.7.5 is affected by OS command injection. The vulnerability exists in the file /usr/local/nagiosxi/html/includes/configwizards/switch/switch.inc.php due to improper sanitization of authenticated user-controlled input by a single HTTP request, which can lead to OS command injection on the Nagios XI server.

CVSS

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

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 57%
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: 18/1/2022
Plazo de remediación: 1/2/2022
Uso conocido en ransomware: Unknown

💥 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) · Nagios XI 5.5.6 to 5.7.5 - ConfigWizards Authenticated Remote Code Exection
Plantilla de Nuclei (detección automática y masiva) · Nagios 5.5.6-5.7.5 - Authenticated Remote Command Injection

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1210 Exploitation of Remote Serviceslateral movement75 %
Impacto principalT1059 Command and Scripting Interpreterexecution90 %
Impacto secundarioT1005 Data from Local Systemcollection60 %
Impacto secundarioT1078 Valid Accountsstealth · persistence · privilege escalation · initial access55 %

CVE-2021-25297 es inyección de comandos OS en Nagios XI tras autenticación (AV:N, PR:L). T1210 por explotación de servicio remoto con acceso de usuario. T1059 principal por ejecución de comandos directo (CWE-78). T1005 y T1078 secundarios por acceso a datos del servidor y potencial acceso a credenci

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 Disable or Remove Feature or Program Application Developer Guidance Active Directory Configuration Vulnerability Scanning User Training

Tecnologías afectadas (1)

Nagios — Nagios XI

CWE

NVD-CWE-Other
CWE-78

Referencias

JSON original (NVD)

Mostrar

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