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CVE-2016-2783

Estado: ModificadaCrítica (9.8)—

Avaya Fabric Connect Virtual Services Platform (VSP) Operating System Software (VOSS) before 4.2.3.0 and 5.x before 5.0.1.0 does not properly handle VLAN and I-SIS indexes, which allows remote attackers to obtain unauthorized access via crafted Ethernet frames.

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)

Avaya — VSP Operating System Software

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2016-2783",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-01-23T21:59:01.143",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/92157",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://packetstormsecurity.com/files/138082/Avaya-VOSS-4.1.0.0-SPB-Traffic-Traversal.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/92157",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://packetstormsecurity.com/files/138082/Avaya-VOSS-4.1.0.0-SPB-Traffic-Traversal.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-19"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Avaya Fabric Connect Virtual Services Platform (VSP) Operating System Software (VOSS) before 4.2.3.0 and 5.x before 5.0.1.0 does not properly handle VLAN and I-SIS indexes, which allows remote attackers to obtain unauthorized access via crafted Ethernet frames."
    },
    {
      "lang": "es",
      "value": "Avaya Fabric Connect Virtual Services Platform (VSP) Operating System Software (VOSS) en versiones anteriores a 4.2.3.0 y 5.x en versiones anteriores a 5.0.1.0 no maneja adecuadamente los índices VLAN e I-SIS, lo que permite a atacantes remotos obtener acceso no autorizado a través de marcos Ethernet manipulados."
    }
  ],
  "lastModified": "2026-06-17T00:44:23.493",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:avaya:vsp_operating_system_software:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AE692E05-3CF4-4AD6-A7A1-20704455585B",
              "versionEndIncluding": "4.2.2.0"
            },
            {
              "criteria": "cpe:2.3:a:avaya:vsp_operating_system_software:5.0.0.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7D777506-0765-4185-AF30-2E9FB1007D3E"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}