{
  "id": "CVE-2016-1549",
  "sourceIdentifier": "cret@cert.org",
  "published": "2017-01-06T21:59:00.383",
  "lastModified": "2018-03-28T01:29:03.510",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A malicious authenticated peer can create arbitrarily-many ephemeral associations in order to win the clock selection algorithm in ntpd in NTP 4.2.8p4 and earlier and NTPsec 3e160db8dc248a0bcb053b56a80167dc742d2b74 and a5fb34b9cc89b92a8fef2f459004865c93bb7f92 and modify a victim's clock."
    },
    {
      "lang": "es",
      "value": "Un par malicioso autenticado puede crear arbitrariamente muchas asociaciones ef\u00edmeras para ganar el algoritmo de selecci\u00f3n de reloj en ntpd en NTP 4.2.8p4 y versiones anteriores y NTPsec 3e160db8dc248a0bcb053b56a80167dc742d2b74 y a5fb34b9cc89b92a8fef2f459004865c93bb7f92 y modificar un reloj de una v\u00edctima."
    }
  ],
  "metrics": {
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      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-19"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p4:*:*:*:*:*:*",
              "matchCriteriaId": "99C71C00-7222-483B-AEFB-159337BD3C92"
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  ],
  "references": [
    {
      "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html",
      "source": "cret@cert.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/88200",
      "source": "cret@cert.org"
    },
    {
      "url": "http://www.securitytracker.com/id/1035705",
      "source": "cret@cert.org"
    },
    {
      "url": "http://www.talosintelligence.com/reports/TALOS-2016-0083/",
      "source": "cret@cert.org",
      "tags": [
        "Mitigation",
        "Technical Description",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-16:16.ntp.asc",
      "source": "cret@cert.org"
    },
    {
      "url": "https://security.gentoo.org/glsa/201607-15",
      "source": "cret@cert.org"
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20171004-0002/",
      "source": "cret@cert.org"
    },
    {
      "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us",
      "source": "cret@cert.org"
    },
    {
      "url": "https://www.synology.com/support/security/Synology_SA_18_13",
      "source": "cret@cert.org"
    }
  ]
}