National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-5146 Detail

Current Description

ntpd in ntp before 4.2.8p3 with remote configuration enabled allows remote authenticated users with knowledge of the configuration password and access to a computer entrusted to perform remote configuration to cause a denial of service (service crash) via a NULL byte in a crafted configuration directive packet.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.3 MEDIUM
Vector: AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 1.6


Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 3.5 LOW
Vector: (AV:N/AC:M/Au:S/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 6.8


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugs.ntp.org/show_bug.cgi?id=2853 Issue Tracking Third Party 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.fedoraproject.org/pipermail/package-announce/2015-September/166992.html Third Party Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu Vendor Advisory
http://www.debian.org/security/2015/dsa-3388 Third Party Advisory
http://www.securityfocus.com/bid/75589 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1034168 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1238136 Issue Tracking Third Party Advisory
https://security.gentoo.org/glsa/201509-01 Mitigation Third Party Advisory VDB Entry
https://security.netapp.com/advisory/ntap-20180731-0003/

Technical Details

Vulnerability Type (View All)

  • Improper Input Validation (CWE-20)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:a:ntp:ntp:*:p2:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.2.8


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-5146
NVD Published Date:
08/24/2017
NVD Last Modified:
08/01/2018