FKIE_CVE-2011-4016

Vulnerability from fkie_nvd - Published: 2012-05-02 10:09 - Updated: 2026-06-16 23:34
Severity
Summary
The PPP implementation in Cisco IOS 12.2 and 15.0 through 15.2, when Point-to-Point Termination and Aggregation (PTA) and L2TP are used, allows remote attackers to cause a denial of service (device crash) via crafted network traffic, aka Bug ID CSCtf71673.
References
psirt@cisco.comhttp://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.htmlRelease Notes, Vendor Advisory
psirt@cisco.comhttp://www.securitytracker.com/id?1027005Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.htmlRelease Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1027005Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
cisco ios 12.2
cisco ios 15.0
cisco ios 15.1
cisco ios 15.2
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "psirt@cisco.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "E4BC49F2-3DCB-45F0-9030-13F6415EE178",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "CF87CC9A-1AF5-4DB4-ACE5-DB938D3B2F84",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "EB41294E-F3DF-4F1E-A4C8-E90B21A88836",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "C2AB6A02-B7C7-48D1-8857-BD1CDF9A40D8",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The PPP implementation in Cisco IOS 12.2 and 15.0 through 15.2, when Point-to-Point Termination and Aggregation (PTA) and L2TP are used, allows remote attackers to cause a denial of service (device crash) via crafted network traffic, aka Bug ID CSCtf71673."
    },
    {
      "lang": "es",
      "value": "La implementaci\u00f3n de PPP en Cisco IOS v12.2 y v15.0 hasta v15.2, cuando se utilizan Point-to-Point Termination y Aggregation (PTA) and L2TP, permite a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda de dispositivo) a trav\u00e9s de tr\u00e1fico de la red manipulado, tambi\u00e9n conocido como Bug ID CSCtf71673."
    }
  ],
  "id": "CVE-2011-4016",
  "lastModified": "2026-06-16T23:34:18.093",
  "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": "2012-05-02T10:09:21.817",
  "references": [
    {
      "source": "psirt@cisco.com",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html"
    },
    {
      "source": "psirt@cisco.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id?1027005"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "url": "http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securitytracker.com/id?1027005"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        },
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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