{
  "id": "CVE-2011-4320",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2012-02-18T00:55:02.150",
  "lastModified": "2012-02-29T05:00:00.000",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service (infinite loop) via a stanza with a publish tag that lacks a node attribute."
    },
    {
      "lang": "es",
      "value": "El m\u00f3dulo de mod_pubsub (mod_pubsub.erl) en ejabberd v2.1.8 y v3.0.0-alpha-3 permite a usuarios remotos autenticados provocar una denegaci\u00f3n de servicio (bucle infinito) a trav\u00e9s de una estrofa con una etiqueta de publicaci\u00f3n que carece de un atributo de nodo."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:process-one:ejabberd:2.1.8:*:*:*:*:*:*:*",
              "matchCriteriaId": "8652562F-6AB8-4241-A9E8-C23AF3148905"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:process-one:ejabberd:3.0.0:alpha3:*:*:*:*:*:*",
              "matchCriteriaId": "7C7AC01A-2F46-4460-8543-C1AF45414FF8"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://www.openwall.com/lists/oss-security/2011/11/19/1",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2011/11/19/2",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.process-one.net/en/ejabberd/release_notes/release_note_ejabberd_2.1.9",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://support.process-one.net/browse/EJAB-1498",
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ]
    }
  ]
}