FKIE_CVE-2016-1407

Vulnerability from fkie_nvd - Published: 2016-05-25 01:59 - Updated: 2026-06-17 00:41
Summary
Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries, which allows remote attackers to cause a denial of service (session drop) by making many connection attempts to open TCP ports, aka Bug ID CSCux95576.
Impacted products
Vendor Product Version
cisco ios_xr 2.0.0
cisco ios_xr 3.0.0
cisco ios_xr 3.0.1
cisco ios_xr 3.2.0
cisco ios_xr 3.2.1
cisco ios_xr 3.2.2
cisco ios_xr 3.2.3
cisco ios_xr 3.2.4
cisco ios_xr 3.2.6
cisco ios_xr 3.2.50
cisco ios_xr 3.3.0
cisco ios_xr 3.3.1
cisco ios_xr 3.3.2
cisco ios_xr 3.3.3
cisco ios_xr 3.3.4
cisco ios_xr 3.4.0
cisco ios_xr 3.4.1
cisco ios_xr 3.4.2
cisco ios_xr 3.4.3
cisco ios_xr 3.5.0
cisco ios_xr 3.5.2
cisco ios_xr 3.5.3
cisco ios_xr 3.5.4
cisco ios_xr 3.6.0
cisco ios_xr 3.6.1
cisco ios_xr 3.6.2
cisco ios_xr 3.6.3
cisco ios_xr 3.6_base
cisco ios_xr 3.7.0
cisco ios_xr 3.7.1
cisco ios_xr 3.7.2
cisco ios_xr 3.7.3
cisco ios_xr 3.7_base
cisco ios_xr 3.8.0
cisco ios_xr 3.8.1
cisco ios_xr 3.8.2
cisco ios_xr 3.8.3
cisco ios_xr 3.8.4
cisco ios_xr 3.9.0
cisco ios_xr 3.9.1
cisco ios_xr 3.9.2
cisco ios_xr 3.9.3
cisco ios_xr 4.0.0
cisco ios_xr 4.0.1
cisco ios_xr 4.0.2
cisco ios_xr 4.0.3
cisco ios_xr 4.0.4
cisco ios_xr 4.0.11
cisco ios_xr 4.0_base
cisco ios_xr 4.1.0
cisco ios_xr 4.1.1
cisco ios_xr 4.1.2
cisco ios_xr 4.1_base
cisco ios_xr 4.2.0
cisco ios_xr 4.2.1
cisco ios_xr 4.2.2
cisco ios_xr 4.2.3
cisco ios_xr 4.2.4
cisco ios_xr 4.3.0
cisco ios_xr 4.3.1
cisco ios_xr 4.3.2
cisco ios_xr 4.3.3
cisco ios_xr 4.3.4
cisco ios_xr 5.0.0
cisco ios_xr 5.0.1
cisco ios_xr 5.0_base
cisco ios_xr 5.1.0
cisco ios_xr 5.1.1.k9sec
cisco ios_xr 5.1.2
cisco ios_xr 5.1.3
cisco ios_xr 5.2.0
cisco ios_xr 5.2.1
cisco ios_xr 5.2.2
cisco ios_xr 5.2.3
cisco ios_xr 5.2.4
cisco ios_xr 5.2.5
cisco ios_xr 5.3.0
cisco ios_xr 5.3.1
cisco ios_xr 5.3.2
cisco asr_9001 -
cisco asr_9006 -
cisco asr_9010 -
cisco asr_9904 -
cisco asr_9912 -
cisco asr_9922 -

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "psirt@cisco.com"
    }
  ],
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries, which allows remote attackers to cause a denial of service (session drop) by making many connection attempts to open TCP ports, aka Bug ID CSCux95576."
    },
    {
      "lang": "es",
      "value": "Cisco IOS XR hasta la versi\u00f3n 5.3.2 no maneja correctamente las entradas basadas en los flujos Local Packet Transport Services (LPTS), lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda de sesi\u00f3n) haciendo muchos intentos de conexi\u00f3n para abrir puertos TCP, tambi\u00e9n conocida como Bug ID CSCux95576."
    }
  ],
  "id": "CVE-2016-1407",
  "lastModified": "2026-06-17T00:41:52.863",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-05-25T01:59:10.773",
  "references": [
    {
      "source": "psirt@cisco.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160519-ios-xr"
    },
    {
      "source": "psirt@cisco.com",
      "url": "http://www.securitytracker.com/id/1035934"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160519-ios-xr"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securitytracker.com/id/1035934"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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