FKIE_CVE-2016-1478

Vulnerability from fkie_nvd - Published: 2016-08-08 00:59 - Updated: 2025-04-12 10:46
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.
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

{
  "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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