CVE-2015-5194

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2015-5194
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.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
http://bk1.ntp.org/ntp-dev/?PAGE=patch&REV=4c4fc141LwvcoGp-lLGhkAFp3ZvtrA Issue Tracking Patch Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170926.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169167.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0780.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2583.html Third Party Advisory
http://www.debian.org/security/2015/dsa-3388 Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/08/25/3 Mailing List Patch Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
http://www.securityfocus.com/bid/76475 Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-2783-1 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1254542 Issue Tracking Patch
https://github.com/ntp-project/ntp/commit/553f2fa65865c31c5e3c48812cfd46176cffdd27 Issue Tracking Patch Third Party Advisory
https://www-01.ibm.com/support/docview.wss?uid=isg3T1024157 Third Party Advisory
https://www-01.ibm.com/support/docview.wss?uid=swg21985122 Third Party Advisory
https://www-01.ibm.com/support/docview.wss?uid=swg21986956 Third Party Advisory
https://www-01.ibm.com/support/docview.wss?uid=swg21988706 Third Party Advisory
https://www-01.ibm.com/support/docview.wss?uid=swg21989542 Third Party Advisory
Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

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 (hide)

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 (hide)

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

Configuration 5 (hide)

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 (hide)

cpe:2.3:a:ntp:ntp:*:p40:*:*:*:*:*:*
History

13 Feb 2023, 00:51

Type Values Removed Values Added
References
  • {'url': 'https://access.redhat.com/errata/RHSA-2016:2583', 'name': 'https://access.redhat.com/errata/RHSA-2016:2583', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://access.redhat.com/security/cve/CVE-2015-5194', 'name': 'https://access.redhat.com/security/cve/CVE-2015-5194', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://access.redhat.com/errata/RHSA-2016:0780', 'name': 'https://access.redhat.com/errata/RHSA-2016:0780', 'tags': [], 'refsource': 'MISC'}
Summary It was found that ntpd could crash due to an uninitialized variable when processing malformed logconfig configuration commands. 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.

02 Feb 2023, 20:20

Type Values Removed Values Added
References
  • (MISC) https://access.redhat.com/errata/RHSA-2016:2583 -
  • (MISC) https://access.redhat.com/security/cve/CVE-2015-5194 -
  • (MISC) https://access.redhat.com/errata/RHSA-2016:0780 -
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. It was found that ntpd could crash due to an uninitialized variable when processing malformed logconfig configuration commands.
Information

Published : 2017-07-21 14:29

Updated : 2023-12-10 12:15

NVD link : CVE-2015-5194

Mitre link : CVE-2015-5194

CVE.ORG link : CVE-2015-5194

JSON object : View

Products Affected

redhat

  • enterprise_linux_server
  • enterprise_linux_desktop
  • enterprise_linux_hpc_node
  • enterprise_linux_workstation

canonical

  • ubuntu_linux

suse

  • openstack_cloud
  • manager
  • linux_enterprise_debuginfo
  • linux_enterprise_server
  • manager_proxy

debian

  • debian_linux

fedoraproject

  • fedora

ntp

  • ntp
CWE
CWE-20

Improper Input Validation