« Volver al listado

CVE-2011-4503

Estado: ModificadaAlta (7.5)—

The UPnP IGD implementation in Broadcom Linux on the Sitecom WL-111 allows remote attackers to establish arbitrary port mappings by sending a UPnP AddPortMapping action in a SOAP request to the WAN interface, related to an "external forwarding" vulnerability.

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 (2)

Broadcom — Broadcom LinuxSitecom — Wl-111

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2011-4503",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2011-11-22T11:55:05.967",
  "references": [
    {
      "url": "http://www.kb.cert.org/vuls/id/357851",
      "tags": [
        "US Government Resource"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.upnp-hacks.org/suspect.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/357851",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.upnp-hacks.org/suspect.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-16"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The UPnP IGD implementation in Broadcom Linux on the Sitecom WL-111 allows remote attackers to establish arbitrary port mappings by sending a UPnP AddPortMapping action in a SOAP request to the WAN interface, related to an \"external forwarding\" vulnerability."
    },
    {
      "lang": "es",
      "value": "La implementación de UPnP IGD en Broadcom Linux en el Sitecom WL-111, permite a atacantes remotos establecer mapas de puertos de su elección enviando una acción UPnP AddPortMapping en una petición SOAP al interfaz WAN, relacionado con una vulnerabilidad \"external forwarding\"."
    }
  ],
  "lastModified": "2026-06-16T23:34:57.053",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:broadcom:broadcom_linux:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "77A073C7-FB57-4AE7-AAD7-FF287FCC0B2B"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:sitecom:wl-111:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "71C3B268-7410-450D-85BD-513689D6479C"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}