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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2016-4953 Detail

Description

ntpd in NTP 4.x before 4.2.8p8 allows remote attackers to cause a denial of service (ephemeral-association demobilization) by sending a spoofed crypto-NAK packet with incorrect authentication data at a certain time.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
http://bugs.ntp.org/3045 CVE, MITRE Issue Tracking  Vendor Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html CVE, MITRE Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html CVE, MITRE
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html CVE, MITRE Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html CVE, MITRE Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html CVE, MITRE Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html CVE, MITRE Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html CVE, MITRE
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html CVE, MITRE
http://packetstormsecurity.com/files/137321/Slackware-Security-Advisory-ntp-Updates.html CVE, MITRE
http://packetstormsecurity.com/files/137322/FreeBSD-Security-Advisory-FreeBSD-SA-16-24.ntp.html CVE, MITRE
http://support.ntp.org/bin/view/Main/NtpBug3045 CVE, MITRE Patch  Vendor Advisory 
http://support.ntp.org/bin/view/Main/SecurityNotice CVE, MITRE Vendor Advisory 
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160603-ntpd CVE, MITRE
http://www.kb.cert.org/vuls/id/321640 CVE, MITRE Third Party Advisory  US Government Resource 
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html CVE, MITRE Third Party Advisory 
http://www.securityfocus.com/archive/1/538599/100/0/threaded CVE, MITRE
http://www.securityfocus.com/archive/1/538600/100/0/threaded CVE, MITRE
http://www.securityfocus.com/archive/1/540683/100/0/threaded CVE, MITRE
http://www.securityfocus.com/archive/1/archive/1/538599/100/0/threaded CVE, MITRE
http://www.securityfocus.com/archive/1/archive/1/538600/100/0/threaded CVE, MITRE
http://www.securityfocus.com/archive/1/archive/1/540683/100/0/threaded CVE, MITRE
http://www.securityfocus.com/bid/91010 CVE, MITRE Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1036037 CVE, MITRE Third Party Advisory  VDB Entry 
https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf CVE, MITRE Third Party Advisory 
https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf CVE, MITRE Third Party Advisory 
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03757en_us CVE, MITRE Third Party Advisory 
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc CVE, MITRE Third Party Advisory 
https://security.gentoo.org/glsa/201607-15 CVE, MITRE Third Party Advisory 
https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 CVE, MITRE Third Party Advisory  US Government Resource 
https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 CVE, MITRE
https://www.kb.cert.org/vuls/id/321640 CVE, MITRE

Weakness Enumeration

CWE-ID CWE Name Source
CWE-287 Improper Authentication cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

30 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4953
NVD Published Date:
07/04/2016
NVD Last Modified:
04/12/2025
Source:
MITRE