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CVE-2015-5194 (GCVE-0-2015-5194)

Vulnerability from cvelistv5 – Published: 2017-07-21 14:00 – Updated: 2024-08-06 06:41
VLAI
Summary
The log_config_command function in ntp_parser.y in ntpd in NTP before 4.2.7p42 allows remote attackers to cause a denial of service (ntpd crash) via crafted logconfig commands.
Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • n/a
Assigner
References
URL Tags
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://www-01.ibm.com/support/docview.wss?uid=is… x_refsource_CONFIRM
http://www.oracle.com/technetwork/topics/security… x_refsource_CONFIRM
http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=4c4fc1… x_refsource_CONFIRM
http://www.securityfocus.com/bid/76475 vdb-entryx_refsource_BID
http://www.ubuntu.com/usn/USN-2783-1 vendor-advisoryx_refsource_UBUNTU
https://github.com/ntp-project/ntp/commit/553f2fa… x_refsource_CONFIRM
https://www-01.ibm.com/support/docview.wss?uid=sw… x_refsource_CONFIRM
https://www-01.ibm.com/support/docview.wss?uid=sw… x_refsource_CONFIRM
http://rhn.redhat.com/errata/RHSA-2016-2583.html vendor-advisoryx_refsource_REDHAT
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://rhn.redhat.com/errata/RHSA-2016-0780.html vendor-advisoryx_refsource_REDHAT
http://www.debian.org/security/2015/dsa-3388 vendor-advisoryx_refsource_DEBIAN
http://www.openwall.com/lists/oss-security/2015/08/25/3 mailing-listx_refsource_MLIST
https://bugzilla.redhat.com/show_bug.cgi?id=1254542 x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
https://www-01.ibm.com/support/docview.wss?uid=sw… x_refsource_CONFIRM
https://www-01.ibm.com/support/docview.wss?uid=sw… x_refsource_CONFIRM
Date Public
2010-07-28 00:00
Show details on NVD website
To clipboard 

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            "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
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              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/76475"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.ubuntu.com/usn/USN-2783-1"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Issue Tracking",
              "Patch"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1254542"
          },
          {
            "source": "secalert@redhat.com",
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              "Third Party Advisory"
            ],
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          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=swg21985122"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=swg21986956"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=swg21988706"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=swg21989542"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Vendor Advisory"
            ],
            "url": "http://bk1.ntp.org/ntp-dev/?PAGE=patch\u0026REV=4c4fc141LwvcoGp-lLGhkAFp3ZvtrA"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2016-0780.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2016-2583.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.debian.org/security/2015/dsa-3388"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2015/08/25/3"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/76475"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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            ],
            "url": "http://www.ubuntu.com/usn/USN-2783-1"
          },
          {
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              "Patch"
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            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1254542"
          },
          {
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            "tags": [
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              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://github.com/ntp-project/ntp/commit/553f2fa65865c31c5e3c48812cfd46176cffdd27"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=swg21985122"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=swg21986956"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=swg21988706"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www-01.ibm.com/support/docview.wss?uid=swg21989542"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-05-13T04:13:27+00:00",
      "cve": "CVE-2015-5194",
      "id": "CVE-2015-5194",
      "initial_release_date": "2015-08-25T00:00:00+00:00",
      "product_status:fixed": "328",
      "product_status:known_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "ntp: crash with crafted logconfig configuration command",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-5194.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "low",
      "current_release_date": "2026-09-05T01:26:02Z",
      "cve": "CVE-2015-5194",
      "id": "CVE-2015-5194",
      "initial_release_date": "2023-02-15T05:16:40Z",
      "product_status:known_affected": "30",
      "product_status:known_not_affected": "6",
      "product_status:recommended": "21",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2015-5194",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2015-5194.json",
      "version": "9"
    }
  }
}



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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.


Detection rules are retrieved from Rulezet.


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.