CVE-2015-7853 (GCVE-0-2015-7853)

Vulnerability from cvelistv5 – Published: 2017-08-07 20:00 – Updated: 2024-08-06 07:59
VLAI
Summary
The datalen parameter in the refclock driver in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative input value.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
mitre CNA under the mitre root
CNA scorecard E 27/100 over 2305 records in the last 180 days details
References
URL Tags
http://support.ntp.org/bin/view/Main/NtpBug2920 x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.ubuntu.com/usn/USN-2783-1 vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.securitytracker.com/id/1033951 vdb-entryx_refsource_SECTRACK
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://bugzilla.redhat.com/show_bug.cgi?id=1274262 x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.securityfocus.com/bid/77273 vdb-entryx_refsource_BID
http://lists.opensuse.org/opensuse-updates/2016-0… vendor-advisoryx_refsource_SUSE
https://security.gentoo.org/glsa/201607-15 vendor-advisoryx_refsource_GENTOO
https://security.netapp.com/advisory/ntap-2017100… x_refsource_CONFIRM
http://packetstormsecurity.com/files/134137/Slack… x_refsource_MISC
http://packetstormsecurity.com/files/134082/FreeB… x_refsource_MISC
http://tools.cisco.com/security/center/content/Ci… vendor-advisoryx_refsource_CISCO
https://bto.bluecoat.com/security-advisory/sa103 x_refsource_CONFIRM
http://www.securityfocus.com/archive/1/536833/100… mailing-listx_refsource_BUGTRAQ
http://www.talosintel.com/vulnerability-reports/ x_refsource_MISC
http://lists.opensuse.org/opensuse-updates/2015-1… vendor-advisoryx_refsource_SUSE
http://www.securityfocus.com/archive/1/archive/1/… mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/archive/1/536760/100… mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/archive/1/archive/1/… mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/archive/1/536796/100… mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/archive/1/archive/1/… mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/archive/1/536737/100… 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
Date Public
2015-10-21 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T07:59:00.511Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://support.ntp.org/bin/view/Main/NtpBug2920"
          },
          {
            "name": "SUSE-SU-2016:1912",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html"
          },
          {
            "name": "USN-2783-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "http://www.ubuntu.com/usn/USN-2783-1"
          },
          {
            "name": "SUSE-SU-2016:1247",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html"
          },
          {
            "name": "1033951",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id/1033951"
          },
          {
            "name": "SUSE-SU-2016:1311",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1274262"
          },
          {
            "name": "SUSE-SU-2016:2094",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html"
          },
          {
            "name": "77273",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/77273"
          },
          {
            "name": "openSUSE-SU-2016:1423",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html"
          },
          {
            "name": "GLSA-201607-15",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201607-15"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20171004-0001/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.html"
          },
          {
            "name": "20151021 Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 2015",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bto.bluecoat.com/security-advisory/sa103"
          },
          {
            "name": "20151104 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp [REVISED]",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/536833/100/0/threaded"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://www.talosintel.com/vulnerability-reports/"
          },
          {
            "name": "openSUSE-SU-2015:2016",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html"
          },
          {
            "name": "20151104 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp [REVISED]",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/archive/1/536833/100/100/threaded"
          },
          {
            "name": "20151026 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/536760/100/0/threaded"
          },
          {
            "name": "20151026 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/archive/1/536760/100/100/threaded"
          },
          {
            "name": "20151029 [slackware-security] ntp (SSA:2015-302-03)",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/536796/100/0/threaded"
          },
          {
            "name": "20151029 [slackware-security] ntp (SSA:2015-302-03)",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded"
          },
          {
            "name": "20151022 Cisco Security Advisory: Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 2015",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/536737/100/0/threaded"
          },
          {
            "name": "20151022 Cisco Security Advisory: Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 2015",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2015-10-21T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The datalen parameter in the refclock driver in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative input value."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-07-16T12:08:50.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://support.ntp.org/bin/view/Main/NtpBug2920"
        },
        {
          "name": "SUSE-SU-2016:1912",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html"
        },
        {
          "name": "USN-2783-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "http://www.ubuntu.com/usn/USN-2783-1"
        },
        {
          "name": "SUSE-SU-2016:1247",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html"
        },
        {
          "name": "1033951",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id/1033951"
        },
        {
          "name": "SUSE-SU-2016:1311",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1274262"
        },
        {
          "name": "SUSE-SU-2016:2094",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html"
        },
        {
          "name": "77273",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/77273"
        },
        {
          "name": "openSUSE-SU-2016:1423",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html"
        },
        {
          "name": "GLSA-201607-15",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201607-15"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20171004-0001/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.html"
        },
        {
          "name": "20151021 Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 2015",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bto.bluecoat.com/security-advisory/sa103"
        },
        {
          "name": "20151104 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp [REVISED]",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/536833/100/0/threaded"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://www.talosintel.com/vulnerability-reports/"
        },
        {
          "name": "openSUSE-SU-2015:2016",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html"
        },
        {
          "name": "20151104 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp [REVISED]",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/archive/1/536833/100/100/threaded"
        },
        {
          "name": "20151026 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/536760/100/0/threaded"
        },
        {
          "name": "20151026 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/archive/1/536760/100/100/threaded"
        },
        {
          "name": "20151029 [slackware-security] ntp (SSA:2015-302-03)",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/536796/100/0/threaded"
        },
        {
          "name": "20151029 [slackware-security] ntp (SSA:2015-302-03)",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded"
        },
        {
          "name": "20151022 Cisco Security Advisory: Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 2015",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/536737/100/0/threaded"
        },
        {
          "name": "20151022 Cisco Security Advisory: Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 2015",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2015-7853",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The datalen parameter in the refclock driver in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative input value."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://support.ntp.org/bin/view/Main/NtpBug2920",
              "refsource": "CONFIRM",
              "url": "http://support.ntp.org/bin/view/Main/NtpBug2920"
            },
            {
              "name": "SUSE-SU-2016:1912",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html"
            },
            {
              "name": "USN-2783-1",
              "refsource": "UBUNTU",
              "url": "http://www.ubuntu.com/usn/USN-2783-1"
            },
            {
              "name": "SUSE-SU-2016:1247",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html"
            },
            {
              "name": "1033951",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id/1033951"
            },
            {
              "name": "SUSE-SU-2016:1311",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1274262",
              "refsource": "CONFIRM",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1274262"
            },
            {
              "name": "SUSE-SU-2016:2094",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html"
            },
            {
              "name": "77273",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/77273"
            },
            {
              "name": "openSUSE-SU-2016:1423",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html"
            },
            {
              "name": "GLSA-201607-15",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201607-15"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20171004-0001/",
              "refsource": "CONFIRM",
              "url": "https://security.netapp.com/advisory/ntap-20171004-0001/"
            },
            {
              "name": "http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html"
            },
            {
              "name": "http://packetstormsecurity.com/files/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.html"
            },
            {
              "name": "20151021 Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 2015",
              "refsource": "CISCO",
              "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp"
            },
            {
              "name": "https://bto.bluecoat.com/security-advisory/sa103",
              "refsource": "CONFIRM",
              "url": "https://bto.bluecoat.com/security-advisory/sa103"
            },
            {
              "name": "20151104 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp [REVISED]",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/536833/100/0/threaded"
            },
            {
              "name": "http://www.talosintel.com/vulnerability-reports/",
              "refsource": "MISC",
              "url": "http://www.talosintel.com/vulnerability-reports/"
            },
            {
              "name": "openSUSE-SU-2015:2016",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html"
            },
            {
              "name": "20151104 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp [REVISED]",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/archive/1/536833/100/100/threaded"
            },
            {
              "name": "20151026 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/536760/100/0/threaded"
            },
            {
              "name": "20151026 FreeBSD Security Advisory FreeBSD-SA-15:25.ntp",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/archive/1/536760/100/100/threaded"
            },
            {
              "name": "20151029 [slackware-security] ntp (SSA:2015-302-03)",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/536796/100/0/threaded"
            },
            {
              "name": "20151029 [slackware-security] ntp (SSA:2015-302-03)",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded"
            },
            {
              "name": "20151022 Cisco Security Advisory: Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 2015",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/536737/100/0/threaded"
            },
            {
              "name": "20151022 Cisco Security Advisory: Multiple Vulnerabilities in ntpd Affecting Cisco Products - October 2015",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/archive/1/536737/100/100/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-2015-7853",
    "datePublished": "2017-08-07T20:00:00.000Z",
    "dateReserved": "2015-10-16T00:00:00.000Z",
    "dateUpdated": "2024-08-06T07:59:00.511Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2015-7853",
      "date": "2026-10-13",
      "epss": "0.11781",
      "percentile": "0.96003"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "C240BAAB-8C12-4501-9DC6-FB877304E908",
                    "versionEndExcluding": "4.2.8",
                    "versionStartIncluding": "4.2.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "79494F07-6081-497D-8A2D-B05486599EAE",
                    "versionEndExcluding": "4.3.77",
                    "versionStartIncluding": "4.3.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:-:*:*:*:*:*:*",
                    "matchCriteriaId": "EEA51D83-5841-4335-AF07-7A43C118CAAE",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p1:*:*:*:*:*:*",
                    "matchCriteriaId": "C855BBD2-2B38-4EFF-9DBE-CA61CCACD0DE",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p1-beta1:*:*:*:*:*:*",
                    "matchCriteriaId": "49ADE0C3-F75C-4EC0-8805-56013F0EB92C",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p1-beta2:*:*:*:*:*:*",
                    "matchCriteriaId": "D8FF625A-EFA3-43D1-8698-4A37AE31A07C",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p1-beta3:*:*:*:*:*:*",
                    "matchCriteriaId": "E3B99BBD-97FE-4615-905A-A614592226F8",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p1-beta4:*:*:*:*:*:*",
                    "matchCriteriaId": "E7A9AD3A-F030-4331-B52A-518BD963AB8A",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p1-beta5:*:*:*:*:*:*",
                    "matchCriteriaId": "C293B8BE-6691-4944-BCD6-25EB98CABC73",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p1-rc1:*:*:*:*:*:*",
                    "matchCriteriaId": "CEA650F8-2576-494A-A861-61572CA319D0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p1-rc2:*:*:*:*:*:*",
                    "matchCriteriaId": "4ED21EE8-7CBF-4BC5-BFC3-185D41296238",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p2:*:*:*:*:*:*",
                    "matchCriteriaId": "C76A0B44-13DE-4173-8D05-DA54F6A71759",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p2-rc1:*:*:*:*:*:*",
                    "matchCriteriaId": "1450241C-2F6D-4122-B33C-D78D065BA403",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p2-rc2:*:*:*:*:*:*",
                    "matchCriteriaId": "721AFD22-91D3-488E-A5E6-DD84C86E412B",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p2-rc3:*:*:*:*:*:*",
                    "matchCriteriaId": "8D6ADDB1-2E96-4FF6-AE95-4B06654D38B0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p3:*:*:*:*:*:*",
                    "matchCriteriaId": "41E44E9F-6383-4E12-AEDC-B653FEA77A48",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p3-rc1:*:*:*:*:*:*",
                    "matchCriteriaId": "466D9A37-2658-4695-9429-0C6BF4A631C2",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p3-rc2:*:*:*:*:*:*",
                    "matchCriteriaId": "99774181-5F12-446C-AC2C-DB1C52295EED",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:ntp:ntp:4.2.8:p3-rc3:*:*:*:*:*:*",
                    "matchCriteriaId": "4427EE6D-3F79-4FF5-B3EC-EE6BD01562CE",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:netapp:oncommand_balance:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "7DCBCC5D-C396-47A8-ADF4-D3A2C4377FB1",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:netapp:oncommand_performance_manager:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "212E1878-1B9A-4CB4-A1CE-EAD60B867161",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:netapp:oncommand_unified_manager:-:*:*:*:*:clustered_data_ontap:*:*",
                    "matchCriteriaId": "95B173E0-1475-4F8D-A982-86F36BE3DD4A",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "1FED6CAE-D97F-49E0-9D00-1642A3A427B4",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:netapp:data_ontap:-:*:*:*:*:7-mode:*:*",
                    "matchCriteriaId": "392A1364-2739-450D-9E19-DFF93081C2C6",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The datalen parameter in the refclock driver in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative input value."
          },
          {
            "lang": "es",
            "value": "El par\u00e1metro datalen en el driver reflock en NTP 4.2.x en versiones anteriores a la 4.2.8p4, y 4.3.x en versiones anteriores a la 4.3.77 permite que atacantes remotos ejecuten c\u00f3digo arbitrario o provoquen una denegaci\u00f3n de servicio utilizando un valor de entrada negativo."
          }
        ],
        "id": "CVE-2015-7853",
        "lastModified": "2026-05-13T00:24:29.033",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": true,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 7.5,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 6.4,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2017-08-07T20:29:00.887",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://packetstormsecurity.com/files/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "http://support.ntp.org/bin/view/Main/NtpBug2920"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/536737/100/0/threaded"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/536760/100/0/threaded"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/536796/100/0/threaded"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/536833/100/0/threaded"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/archive/1/536760/100/100/threaded"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.securityfocus.com/archive/1/archive/1/536833/100/100/threaded"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/77273"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1033951"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.talosintel.com/vulnerability-reports/"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.ubuntu.com/usn/USN-2783-1"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://bto.bluecoat.com/security-advisory/sa103"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Issue Tracking",
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1274262"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://security.gentoo.org/glsa/201607-15"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20171004-0001/"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://packetstormsecurity.com/files/134082/FreeBSD-Security-Advisory-ntp-Authentication-Bypass.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-Updates.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "http://support.ntp.org/bin/view/Main/NtpBug2920"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151021-ntp"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/536737/100/0/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/536760/100/0/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/536796/100/0/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/536833/100/0/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/archive/1/536760/100/100/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/archive/1/536833/100/100/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/77273"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1033951"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.talosintel.com/vulnerability-reports/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/USN-2783-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://bto.bluecoat.com/security-advisory/sa103"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1274262"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://security.gentoo.org/glsa/201607-15"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20171004-0001/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-120"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-05-13T01:45:26+00:00",
      "cve": "CVE-2015-7853",
      "id": "CVE-2015-7853",
      "initial_release_date": "2015-10-21T00:00:00+00:00",
      "product_status:known_not_affected": "12",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "ntp: reference clock memory corruption vulnerability",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-7853.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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

Author Source Type Date Other

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.



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.