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CVE-2016-9207

Estado: ModificadaMedia (6.5)—

A vulnerability in the HTTP traffic server component of Cisco Expressway could allow an unauthenticated, remote attacker to initiate TCP connections to arbitrary hosts. This does not allow for full traffic proxy through the Expressway. Affected Products: This vulnerability affects Cisco Expressway Series Software and Cisco TelePresence Video Communication Server (VCS). More Information: CSCvc10834. Known Affected Releases: X8.7.2 X8.8.3. Known Fixed Releases: X8.9.

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)

Cisco — Expressway

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2016-9207",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "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": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.5,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@cisco.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Cisco Expressway",
          "versions": [
            {
              "status": "affected",
              "version": "Cisco Expressway"
            }
          ]
        }
      ]
    }
  ],
  "published": "2016-12-14T00:59:28.693",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/94797",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1037422",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161207-expressway",
      "tags": [
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      "source": "psirt@cisco.com"
    },
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.securitytracker.com/id/1037422",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161207-expressway",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        },
        {
          "lang": "en",
          "value": "CWE-254"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability in the HTTP traffic server component of Cisco Expressway could allow an unauthenticated, remote attacker to initiate TCP connections to arbitrary hosts. This does not allow for full traffic proxy through the Expressway. Affected Products: This vulnerability affects Cisco Expressway Series Software and Cisco TelePresence Video Communication Server (VCS). More Information: CSCvc10834. Known Affected Releases: X8.7.2 X8.8.3. Known Fixed Releases: X8.9."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad en el componente de tráfico de servidor HTTP de Cisco Expressway podría permitir a un atacante remoto no autenticado iniciar conexiones TCP a anfitriones arbitrarios. Esto no permite un proxy de tráfico completo a través del Expressway. Productos Afectados: Esta vulnerabilidad afecta a Cisco Expressway Series Software y Cisco TelePresence Video Communication Server (VCS). Más Información: CSCvc10834. Lanzamientos Afectados Conocidos: X8.7.2 X8.8.3. Lanzamientos Reparados Conocidos: X8.9."
    }
  ],
  "lastModified": "2026-06-17T00:55:41.077",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cisco:expressway:x8.7.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BB29BE2C-42EF-416E-B804-40D4153A1D20"
            },
            {
              "criteria": "cpe:2.3:a:cisco:expressway:x8.8.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AEDA594D-13EF-4CF3-AA86-A39E46CCD6F0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@cisco.com"
}