CVE-2016-7426 Detail

Current Description

NTP before 4.2.8p9 rate limits responses received from the configured sources when rate limiting for all associations is enabled, which allows remote attackers to cause a denial of service (prevent responses from the sources) by sending responses with a spoofed source address.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.5 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H


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Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://nwtime.org/ntp428p9_release/ Third Party Advisory 
http://rhn.redhat.com/errata/RHSA-2017-0252.html Third Party Advisory 
http://support.ntp.org/bin/view/Main/NtpBug3071 Issue Tracking  Mitigation  Vendor Advisory 
http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities Release Notes  Vendor Advisory 
http://www.securityfocus.com/bid/94451 Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1037354 Third Party Advisory  VDB Entry 
https://bto.bluecoat.com/security-advisory/sa139 Third Party Advisory 
https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us Third Party Advisory 
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc Third Party Advisory 
https://usn.ubuntu.com/3707-2/ Third Party Advisory 
https://www.kb.cert.org/vuls/id/633847 Third Party Advisory  US Government Resource 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-400 Uncontrolled Resource Consumption cwe source acceptance level NIST  

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Change History

23 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-7426
NVD Published Date:
01/13/2017
NVD Last Modified:
06/18/2020
Source:
MITRE