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.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.0841.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

Configuration 1 [-]

OR cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*

Configuration 2 [-]

OR cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp2:*:*:*:*:*:*
cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp3:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:ltss:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:ltss:*:*:*
cpe:2.3:o:suse:manager:2.1:*:*:*:*:*:*:*
cpe:2.3:o:suse:manager_proxy:2.1:*:*:*:*:*:*:*
cpe:2.3:o:suse:openstack_cloud:5:*:*:*:*:*:*:*

Configuration 3 [-]

OR cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*

Configuration 4 [-]

OR cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Configuration 5 [-]

OR cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*

Configuration 6 [-]

cpe:2.3:a:ntp:ntp:*:p40:*:*:*:*:*:*
Package CPE Advisory Released Date
Red Hat Enterprise Linux 6
ntp-0:4.2.6p5-10.el6 cpe:/o:redhat:enterprise_linux:6 RHSA-2016:0780 2016-05-10T00:00:00Z
Red Hat Enterprise Linux 7
ntp-0:4.2.6p5-25.el7 cpe:/o:redhat:enterprise_linux:7 RHSA-2016:2583 2016-11-03T00:00:00Z

No data.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-335-1 ntp security update
Debian DSA Debian DSA DSA-3388-1 ntp security update
Ubuntu USN Ubuntu USN USN-2783-1 NTP vulnerabilities
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=4c4fc141LwvcoGp-lLGhkAFp3ZvtrA cve-icon cve-icon
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html cve-icon cve-icon
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html cve-icon cve-icon
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html cve-icon cve-icon
http://rhn.redhat.com/errata/RHSA-2016-0780.html cve-icon cve-icon
http://rhn.redhat.com/errata/RHSA-2016-2583.html cve-icon cve-icon
http://www.debian.org/security/2015/dsa-3388 cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2015/08/25/3 cve-icon cve-icon
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html cve-icon cve-icon
http://www.securityfocus.com/bid/76475 cve-icon cve-icon
http://www.ubuntu.com/usn/USN-2783-1 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=1254542 cve-icon cve-icon
https://github.com/ntp-project/ntp/commit/553f2fa65865c31c5e3c48812cfd46176cffdd27 cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2015-5194 cve-icon
https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157 cve-icon cve-icon
https://www-01.ibm.com/support/docview.wss?uid=swg21985122 cve-icon cve-icon
https://www-01.ibm.com/support/docview.wss?uid=swg21986956 cve-icon cve-icon
https://www-01.ibm.com/support/docview.wss?uid=swg21988706 cve-icon cve-icon
https://www-01.ibm.com/support/docview.wss?uid=swg21989542 cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2015-5194 cve-icon
History

No history.

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T06:41:08.328Z

Reserved: 2015-07-01T00:00:00.000Z

Link: CVE-2015-5194

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2017-07-21T14:29:00.757

Modified: 2025-04-20T01:37:25.860

Link: CVE-2015-5194

cve-icon Redhat

Severity : Low

Publid Date: 2015-08-25T00:00:00Z

Links: CVE-2015-5194 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses