CVE-2016-4956 (GCVE-0-2016-4956)

Vulnerability from cvelistv5 – Published: 2016-07-05 01:00 – Updated: 2024-08-06 00:46
VLAI?
Summary
ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service (interleaved-mode transition and time change) via a spoofed broadcast packet. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-1548.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.ubuntu.com/usn/USN-3096-1 vendor-advisoryx_refsource_UBUNTU
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
http://www.securityfocus.com/bid/91009 vdb-entryx_refsource_BID
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://security.FreeBSD.org/advisories/FreeBSD-S… vendor-advisoryx_refsource_FREEBSD
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://h20566.www2.hpe.com/hpsc/doc/public/displ… x_refsource_CONFIRM
http://www.securitytracker.com/id/1036037 vdb-entryx_refsource_SECTRACK
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.oracle.com/technetwork/topics/security… x_refsource_CONFIRM
http://support.ntp.org/bin/view/Main/NtpBug3042 x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://bugs.ntp.org/3042 x_refsource_CONFIRM
http://www.kb.cert.org/vuls/id/321640 third-party-advisoryx_refsource_CERT-VN
http://support.ntp.org/bin/view/Main/SecurityNotice x_refsource_CONFIRM
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://security.gentoo.org/glsa/201607-15 vendor-advisoryx_refsource_GENTOO
http://packetstormsecurity.com/files/137321/Slack… x_refsource_MISC
http://tools.cisco.com/security/center/content/Ci… vendor-advisoryx_refsource_CISCO
http://www.securityfocus.com/archive/1/540683/100… mailing-listx_refsource_BUGTRAQ
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.securityfocus.com/archive/1/538599/100… mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/archive/1/archive/1/… mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/archive/1/538600/100… mailing-listx_refsource_BUGTRAQ
https://www.kb.cert.org/vuls/id/321640 third-party-advisoryx_refsource_CERT-VN
http://www.securityfocus.com/archive/1/archive/1/… mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/archive/1/archive/1/… mailing-listx_refsource_BUGTRAQ
https://cert-portal.siemens.com/productcert/pdf/s… x_refsource_CONFIRM
https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 x_refsource_MISC
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          "description_data": [
            {
              "lang": "eng",
              "value": "ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service (interleaved-mode transition and time change) via a spoofed broadcast packet.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-1548."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "SUSE-SU-2016:1602",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html"
            },
            {
              "name": "USN-3096-1",
              "refsource": "UBUNTU",
              "url": "http://www.ubuntu.com/usn/USN-3096-1"
            },
            {
              "name": "FEDORA-2016-c3bd6a3496",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WNWGCQLW2VY72NIUYMJOCAKJKTXHDUK2/"
            },
            {
              "name": "91009",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/91009"
            },
            {
              "name": "openSUSE-SU-2016:1583",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html"
            },
            {
              "name": "FreeBSD-SA-16:24",
              "refsource": "FREEBSD",
              "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc"
            },
            {
              "name": "SUSE-SU-2016:1912",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html"
            },
            {
              "name": "FEDORA-2016-89e0874533",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ORAMN3Q7TVJ54MBYF75XCJOE3DP7LYHT/"
            },
            {
              "name": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbhf03757en_us",
              "refsource": "CONFIRM",
              "url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbhf03757en_us"
            },
            {
              "name": "1036037",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1036037"
            },
            {
              "name": "SUSE-SU-2016:1584",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html"
            },
            {
              "name": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html",
              "refsource": "CONFIRM",
              "url": "http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html"
            },
            {
              "name": "http://support.ntp.org/bin/view/Main/NtpBug3042",
              "refsource": "CONFIRM",
              "url": "http://support.ntp.org/bin/view/Main/NtpBug3042"
            },
            {
              "name": "SUSE-SU-2016:2094",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html"
            },
            {
              "name": "http://bugs.ntp.org/3042",
              "refsource": "CONFIRM",
              "url": "http://bugs.ntp.org/3042"
            },
            {
              "name": "VU#321640",
              "refsource": "CERT-VN",
              "url": "http://www.kb.cert.org/vuls/id/321640"
            },
            {
              "name": "http://support.ntp.org/bin/view/Main/SecurityNotice",
              "refsource": "CONFIRM",
              "url": "http://support.ntp.org/bin/view/Main/SecurityNotice"
            },
            {
              "name": "FEDORA-2016-50b0066b7f",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K3EYJQHJZ2KTVQ7ICEFHXTLZ36MRASWX/"
            },
            {
              "name": "openSUSE-SU-2016:1636",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html"
            },
            {
              "name": "SUSE-SU-2016:1563",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html"
            },
            {
              "name": "GLSA-201607-15",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201607-15"
            },
            {
              "name": "http://packetstormsecurity.com/files/137321/Slackware-Security-Advisory-ntp-Updates.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/137321/Slackware-Security-Advisory-ntp-Updates.html"
            },
            {
              "name": "20160603 Multiple Vulnerabilities in Network Time Protocol Daemon Affecting Cisco Products: June 2016",
              "refsource": "CISCO",
              "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160603-ntpd"
            },
            {
              "name": "20170607 [security bulletin] HPESBHF03757 rev.1 - HPE Network Products including Comware 5 and Comware 7 running NTP, Remote Denial of Service (DoS)",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/540683/100/0/threaded"
            },
            {
              "name": "SUSE-SU-2016:1568",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html"
            },
            {
              "name": "20160604 [slackware-security] ntp (SSA:2016-155-01)",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/538599/100/0/threaded"
            },
            {
              "name": "20170607 [security bulletin] HPESBHF03757 rev.1 - HPE Network Products including Comware 5 and Comware 7 running NTP, Remote Denial of Service (DoS)",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/archive/1/540683/100/0/threaded"
            },
            {
              "name": "20160604 FreeBSD Security Advisory FreeBSD-SA-16:24.ntp",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/538600/100/0/threaded"
            },
            {
              "name": "VU#321640",
              "refsource": "CERT-VN",
              "url": "https://www.kb.cert.org/vuls/id/321640"
            },
            {
              "name": "20160604 [slackware-security] ntp (SSA:2016-155-01)",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/archive/1/538599/100/0/threaded"
            },
            {
              "name": "20160604 FreeBSD Security Advisory FreeBSD-SA-16:24.ntp",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/archive/1/538600/100/0/threaded"
            },
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf",
              "refsource": "CONFIRM",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf"
            },
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2016-4956",
    "datePublished": "2016-07-05T01:00:00.000Z",
    "dateReserved": "2016-05-23T00:00:00.000Z",
    "dateUpdated": "2024-08-06T00:46:40.189Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.