CVE-2020-5791

Estado: ModificadaAlta (7.2)—💥 Exploit

Improper neutralization of special elements used in an OS command in Nagios XI 5.7.3 allows a remote, authenticated admin user to execute operating system commands with the privileges of the apache user.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 7.2

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 79%
Percentil entre todas las CVEs puntuadas: 100
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).

💥 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 5.6.0-5.7.3 - Mibs.php Authenticated Remote Code Exection
Publicado en Exploit-DB · Nagios XI 5.7.3 - 'mibs.php' Remote Command Injection (Authenticated) (28/10/2020)

Tecnologías afectadas (1)

Nagios — Nagios XI

CWE

CWE-78

Referencias

JSON original (NVD)

Mostrar

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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
          "authentication": "SINGLE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
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          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
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      "affectedData": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "value": "Improper neutralization of special elements used in an OS command in Nagios XI 5.7.3 allows a remote, authenticated admin user to execute operating system commands with the privileges of the apache user."
    },
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      "lang": "es",
      "value": "Una neutralización inapropiada de elementos especiales utilizados en un comando del Sistema Operativo en Nagios XI versión 5.7.3, permite a un usuario administrador autenticado remoto ejecutar comandos del sistema operativo con los privilegios del usuario de apache"
    }
  ],
  "lastModified": "2026-06-17T03:22:14.727",
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