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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2016-2517 Detail

Description

NTP before 4.2.8p7 and 4.3.x before 4.3.92 allows remote attackers to cause a denial of service (prevent subsequent authentication) by leveraging knowledge of the controlkey or requestkey and sending a crafted packet to ntpd, which changes the value of trustedkey, controlkey, or requestkey. NOTE: this vulnerability exists because of a CVE-2016-2516 regression.


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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Hyperlink Resource
http://support.ntp.org/bin/view/Main/NtpBug3010 Vendor Advisory 
http://support.ntp.org/bin/view/Main/NtpBug3010 Vendor Advisory 
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html Third Party Advisory 
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html Third Party Advisory 
http://www.securityfocus.com/bid/88189 Third Party Advisory  VDB Entry 
http://www.securityfocus.com/bid/88189 Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1035705
http://www.securitytracker.com/id/1035705
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:16.ntp.asc
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:16.ntp.asc
https://security.gentoo.org/glsa/201607-15
https://security.gentoo.org/glsa/201607-15
https://security.netapp.com/advisory/ntap-20171004-0002/
https://security.netapp.com/advisory/ntap-20171004-0002/
https://www.kb.cert.org/vuls/id/718152 Third Party Advisory  US Government Resource 
https://www.kb.cert.org/vuls/id/718152 Third Party Advisory  US Government Resource 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

9 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-2517
NVD Published Date:
01/30/2017
NVD Last Modified:
11/20/2024
Source:
MITRE