FKIE_CVE-2011-4007

Vulnerability from fkie_nvd - Published: 2012-05-02 10:09 - Updated: 2026-06-16 23:34
Severity
Summary
Cisco IOS 15.0 and 15.1 and IOS XE 3.x do not properly handle the "set mpls experimental imposition" command, which allows remote attackers to cause a denial of service (device crash) via network traffic that triggers (1) fragmentation or (2) reassembly, aka Bug ID CSCtr56576.
References
psirt@cisco.comhttp://www.cisco.com/en/US/docs/ios/ios_xe/3/release/notes/asr1k_caveats_33s.html
psirt@cisco.comhttp://www.securitytracker.com/id?1027005
af854a3a-2127-422b-91ae-364da2661108http://www.cisco.com/en/US/docs/ios/ios_xe/3/release/notes/asr1k_caveats_33s.html
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1027005
Impacted products
Vendor Product Version
cisco ios 15.0
cisco ios 15.1
cisco ios_xe 3.1.0s
cisco ios_xe 3.1.0sg
cisco ios_xe 3.1.1s
cisco ios_xe 3.1.1sg
cisco ios_xe 3.1.2s
cisco ios_xe 3.1.3s
cisco ios_xe 3.1.4s
cisco ios_xe 3.2.0s
cisco ios_xe 3.2.0sg
cisco ios_xe 3.2.1s
cisco ios_xe 3.2.1sg
cisco ios_xe 3.2.2s
cisco ios_xe 3.3.0s
cisco ios_xe 3.3.1s
cisco ios_xe 3.3.2s
cisco ios_xe 3.3.3s
cisco ios_xe 3.4.0s
cisco ios_xe 3.4.1s
cisco ios_xe 3.5.0s
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cisco IOS 15.0 and 15.1 and IOS XE 3.x do not properly handle the \"set mpls experimental imposition\" command, which allows remote attackers to cause a denial of service (device crash) via network traffic that triggers (1) fragmentation or (2) reassembly, aka Bug ID CSCtr56576."
    },
    {
      "lang": "es",
      "value": "Cisco IOS v15.0 y v15.1 y el IOS XE v3.x no manejan correctamente el comando \"set mpls experimental imposition\", que permite a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda de dispositivo) a trav\u00e9s de tr\u00e1fico de red que provoca (1) la fragmentaci\u00f3n o 2 () reconstrucci\u00f3n, tambi\u00e9n conocido como Bug ID CSCtr56576."
    }
  ],
  "id": "CVE-2011-4007",
  "lastModified": "2026-06-16T23:34:17.703",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "HIGH",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 5.4,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:H/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 4.9,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2012-05-02T10:09:21.660",
  "references": [
    {
      "source": "psirt@cisco.com",
      "url": "http://www.cisco.com/en/US/docs/ios/ios_xe/3/release/notes/asr1k_caveats_33s.html"
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
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}


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