« Volver al listado

CVE-2016-9686

Estado: ModificadaMedia (5.3)—

The Puppet Communications Protocol (PCP) Broker incorrectly validates message header sizes. An attacker could use this to crash the PCP Broker, preventing commands from being sent to agents. This is resolved in Puppet Enterprise 2016.4.3 and 2016.5.2.

CVSS

Probabilidad de explotación (EPSS)

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).

Tecnologías afectadas (1)

Puppet — Puppet Enterprise

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2016-9686",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@puppet.com",
      "affectedData": [
        {
          "vendor": "Puppet",
          "product": "Puppet Enterprise",
          "versions": [
            {
              "status": "affected",
              "version": "2015.3.x"
            },
            {
              "status": "affected",
              "version": "2016.x prior to 2016.4.3"
            },
            {
              "status": "affected",
              "version": "2016.5.1."
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-02-08T22:59:00.730",
  "references": [
    {
      "url": "https://puppet.com/security/cve/cve-2016-9686",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@puppet.com"
    },
    {
      "url": "https://puppet.com/security/cve/cve-2016-9686",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Puppet Communications Protocol (PCP) Broker incorrectly validates message header sizes. An attacker could use this to crash the PCP Broker, preventing commands from being sent to agents. This is resolved in Puppet Enterprise 2016.4.3 and 2016.5.2."
    },
    {
      "lang": "es",
      "value": "El Puppet Communications Protocol (PCP) Broker valida incorrectamente tamaños de la cabecera del mensaje. Un atacante podría utilizar ésto para bloquear el PCP Broker, evitando que se envíen comandos a los agentes. Ésto está resuelto en Puppet Enterprise 2016.4.3 y 2016.5.2."
    }
  ],
  "lastModified": "2026-06-17T00:56:26.320",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:puppet:puppet_enterprise:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "26593001-EE83-42CF-931C-6D85510921DB",
              "versionEndExcluding": "2016.4.3",
              "versionStartIncluding": "2016.4.0"
            },
            {
              "criteria": "cpe:2.3:a:puppet:puppet_enterprise:2016.5.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "299ACFD1-609F-42CA-B0E5-F7B54A1ACBC9"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@puppet.com"
}