fkie_cve-2016-1478
Vulnerability from fkie_nvd
Published
2016-08-08 00:59
Modified
2025-04-12 10:46
Severity ?
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Cisco IOS 15.5(3)S3, 15.6(1)S2, 15.6(2)S1, and 15.6(2)T1 does not properly dequeue invalid NTP packets, which allows remote attackers to cause a denial of service (interface wedge) by sending many crafted NTP packets, aka Bug ID CSCva35619.
References
psirt@cisco.comhttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160804-wedgeVendor Advisory
psirt@cisco.comhttp://www.securityfocus.com/bid/92317
psirt@cisco.comhttp://www.securitytracker.com/id/1036541
af854a3a-2127-422b-91ae-364da2661108http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160804-wedgeVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/92317
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1036541
Impacted products
Vendor Product Version
cisco ios 15.5\(3\)s3
cisco ios 15.6\(1\)s2
cisco ios 15.6\(2\)s1
cisco ios 15.6\(2\)t1


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.5\\(3\\)s3:*:*:*:*:*:*:*",
              "matchCriteriaId": "5E246B9E-F93F-4BB2-9BA4-438FCC4A711B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.6\\(1\\)s2:*:*:*:*:*:*:*",
              "matchCriteriaId": "E7CBC8C7-E3B2-4659-9B47-C0F16817F46A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.6\\(2\\)s1:*:*:*:*:*:*:*",
              "matchCriteriaId": "B843CEE5-4D53-414D-95C7-4BA515818E87",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.6\\(2\\)t1:*:*:*:*:*:*:*",
              "matchCriteriaId": "5BBF8B70-DFBE-4F6E-83F0-171F03E97606",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cisco IOS 15.5(3)S3, 15.6(1)S2, 15.6(2)S1, and 15.6(2)T1 does not properly dequeue invalid NTP packets, which allows remote attackers to cause a denial of service (interface wedge) by sending many crafted NTP packets, aka Bug ID CSCva35619."
    },
    {
      "lang": "es",
      "value": "Cisco IOS 15.5(3)S3, 15.6(1)S2, 15.6(2)S1 y 15.6(2)T1 no pone en cola adecuadamente paquetes NTP inv\u00e1lidos, lo que facilita a atacantes remotos provocar una denegaci\u00f3n de servicio (interfaz de cu\u00f1a) mandando muchos paquetes NTP manipulados, tambi\u00e9n conocido como Bug ID CSCva35619."
    }
  ],
  "id": "CVE-2016-1478",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.8,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.9,
        "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": "2016-08-08T00:59:09.203",
  "references": [
    {
      "source": "psirt@cisco.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160804-wedge"
    },
    {
      "source": "psirt@cisco.com",
      "url": "http://www.securityfocus.com/bid/92317"
    },
    {
      "source": "psirt@cisco.com",
      "url": "http://www.securitytracker.com/id/1036541"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160804-wedge"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/92317"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securitytracker.com/id/1036541"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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