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CVE-2016-9311

Media (5.9)—
Parchear con prioridadFIRST estima un 11 % de probabilidad de explotación en los próximos 30 días. Sin explotación activa confirmada.
Aviso del fabricante· nwtime.org/ntp428p9_release
Gravedad5.9Media · CVSS 3.0
Probabilidad de explotación11 %mayor que el 96 % de las CVE · dato del 8 nov 2026
Explotación activaNono figura en el catálogo de CISA · comprobado 8 nov, 23:00
Exploit públicoNo conocidosin código público localizado

ntpd en NTP en versiones anteriores a 4.2.8p9, cuando el servicio de captura está habilitado, permite a atacantes remotos provocar una denegación de servicio (referencia a puntero NULL y caída) a través de un paquete manipulado.

Cronología

Elaborada con nuestros propios datos: NVD, CISA KEV, FIRST EPSS, exploits públicos, prensa especializada y la cobertura de Orbitaley.

  1. Registro CVE publicado en NVD
  2. Última modificación del registro en NVD

Tecnologías afectadas (1)

NTP — NTP

Registro NVD

Estado en NVD
Modificada
Publicada
13 ene 2017
Última modificación
16 jun 2026
Vector CVSS
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Debilidad (CWE)
CWE-476

Referencias

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JSON original (NVD)

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{
  "id": "CVE-2016-9311",
  "cveTags": [],
  "metrics": {
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
        },
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        "impactScore": 6.9,
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          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.2
      }
    ]
  },
  "affected": [
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          "value": "CWE-476"
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      ]
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    {
      "lang": "en",
      "value": "ntpd in NTP before 4.2.8p9, when the trap service is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted packet."
    },
    {
      "lang": "es",
      "value": "ntpd en NTP en versiones anteriores a 4.2.8p9, cuando el servicio de captura está habilitado, permite a atacantes remotos provocar una denegación de servicio (referencia a puntero NULL y caída) a través de un paquete manipulado."
    }
  ],
  "lastModified": "2026-06-17T00:55:49.060",
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    {
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        {
          "negate": false,
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            }
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}