{
  "id": "CVE-2011-5009",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2011-12-25T01:55:04.727",
  "lastModified": "2024-11-21T01:33:25.340",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The CmpWebServer.dll module in the Control service in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to cause a denial of service (NULL pointer dereference) via (1) a crafted Content-Length in an HTTP POST or (2) an invalid HTTP request method."
    },
    {
      "lang": "es",
      "value": "El m\u00f3dulo CmpWebServer.dll en el servicio de Control en 3S CoDeSys v3.4 SP4 Patch 2 permite a atacantes remotos causar una denegaci\u00f3n de servicio (NULL pointer dereference) mediante (1) un Content-Length manipulado en un HTTP POST o (2) un m\u00e9todo de solicitud HTTP inv\u00e1lido."
    }
  ],
  "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",
          "baseScore": 5.0,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "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": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
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  "references": [
    {
      "url": "http://aluigi.altervista.org/adv/codesys_1-adv.txt",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://seclists.org/bugtraq/2011/Nov/178",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/47018",
      "source": "cve@mitre.org",
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    },
    {
      "url": "http://www.osvdb.org/77388",
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      "url": "http://www.osvdb.org/77389",
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      "url": "http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "US Government Resource"
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    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/71533",
      "source": "cve@mitre.org"
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}