National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-4955 Detail

Current Description

ntpd in NTP 4.x before 4.2.8p8, when autokey is enabled, allows remote attackers to cause a denial of service (peer-variable clearing and association outage) by sending (1) a spoofed crypto-NAK packet or (2) a packet with an incorrect MAC value at a certain time.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 4.0 MEDIUM
Vector:  CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugs.ntp.org/3043
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html Third Party Advisory
http://support.ntp.org/bin/view/Main/NtpBug3043 Patch Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice Vendor Advisory
http://www.kb.cert.org/vuls/id/321640 Third Party Advisory US Government Resource
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html Third Party Advisory
http://www.securityfocus.com/bid/91007
http://www.securitytracker.com/id/1036037
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc
https://security.gentoo.org/glsa/201607-15

Weakness Enumeration

CWE-ID CWE Name Source
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:oracle:solaris:10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:novell:suse_linux_enterprise_debuginfo:11.0:sp2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_debuginfo:11.0:sp3:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_debuginfo:11.0:sp4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:sp1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:sp2:*:*:ltss:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:sp3:*:*:ltss:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:sp4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:sp1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_manager:2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_manager_proxy:2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:suse_openstack_cloud:5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:a:ntp:ntp:4.0.72:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.73:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.90:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.91:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.92:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.93:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.94:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.95:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.96:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.97:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.98:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.0.99:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.1.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.1.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.2:p1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.2:p2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.2:p3:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.2:p4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p0:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p3:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p5:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p6:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p7:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p7_rc1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p7_rc2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p7_rc3:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p7_rc4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p7_rc5:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p7_rc6:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p7_rc7:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.4:p8:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p124:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p125:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p126:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p127:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p128:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p129:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p130:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p131:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p132:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p133:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p134:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p135:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p136:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p137:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p138:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p139:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p140:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p141:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p142:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p143:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p144:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p145:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p146:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p147:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p148:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p149:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p150:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p151:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p152:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p153:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p154:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p155:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p156:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p157:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p158:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p159:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p160:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p161:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p162:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p163:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p164:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p165:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p166:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p167:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p168:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p169:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p170:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p171:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p172:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p173:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p174:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p175:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p176:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p177:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p178:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p179:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p180:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p181:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p182:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p183:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p184:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p185:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:ntp:ntp:4.2.5:p186:*:*:*:*:*:*
     Show Matching CPE(s)
Showing 100 of 710 CPE Match Criteria, view all CPEs here


Change History

13 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4955
NVD Published Date:
07/04/2016
NVD Last Modified:
10/30/2018