{
  "id": "CVE-2011-4530",
  "sourceIdentifier": "cret@cert.org",
  "published": "2012-01-08T20:55:01.233",
  "lastModified": "2012-01-09T22:51:29.793",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Siemens Automation License Manager (ALM) 4.0 through 5.1+SP1+Upd1 does not properly copy fields obtained from clients, which allows remote attackers to cause a denial of service (exception and daemon crash) via long fields, as demonstrated by fields to the (1) open_session->workstation->NAME or (2) grant->VERSION function."
    },
    {
      "lang": "es",
      "value": "Siemens Automation License Manager (ALM) 4.0 hasta la versi\u00f3n 5.1+SP1+Upd1 no copia apropiadamente campos obtenidos de clientes, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (excepci\u00f3n y ca\u00edda del demonio) a trav\u00e9s de campos extensos, como se ha demostrado con campos de la funci\u00f3n (1) open_session->workstation->NAME o (2) grant->VERSION."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "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-20"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:siemens:automation_license_manager:*:sp1:*:*:*:*:*:*",
              "versionEndIncluding": "5.1",
              "matchCriteriaId": "1FAAF066-5BCA-4368-94D6-EA4E5E9954EB"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://aluigi.altervista.org/adv/almsrvx_1-adv.txt",
      "source": "cret@cert.org",
      "tags": [
        "Exploit"
      ]
    },
    {
      "url": "http://support.automation.siemens.com/WW/llisapi.dll/57252401?func=ll&objId=57252401&objAction=csView&nodeid0=17323948&lang=en&siteid=cseus&aktprim=0&extranet=standard&viewreg=WW&load=content",
      "source": "cret@cert.org",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://support.automation.siemens.com/WW/view/en/114358",
      "source": "cret@cert.org"
    },
    {
      "url": "http://www.us-cert.gov/control_systems/pdf/ICSA-11-361-01.pdf",
      "source": "cret@cert.org",
      "tags": [
        "US Government Resource"
      ]
    }
  ]
}