CVE-2016-9311
NTP Denial of Service (DoS) and NULL Pointer Dereference
Description
ntpd in NTP before 4.2.8p9, when the trap service is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted packet.
INFO
Published Date :
Jan. 13, 2017, 4:59 p.m.
Last Modified :
Jan. 24, 2019, 11:29 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.2
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2016-9311.
| URL | Resource |
|---|---|
| http://nwtime.org/ntp428p9_release/ | Release Notes Vendor Advisory |
| http://rhn.redhat.com/errata/RHSA-2017-0252.html | |
| http://support.ntp.org/bin/view/Main/NtpBug3119 | Issue Tracking Mitigation Vendor Advisory |
| http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities | Vendor Advisory |
| http://www.securityfocus.com/bid/94444 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1037354 | |
| https://bto.bluecoat.com/security-advisory/sa139 | |
| https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us | |
| https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc | |
| https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03799en_us | |
| https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03885en_us | |
| https://usn.ubuntu.com/3707-2/ | |
| https://www.kb.cert.org/vuls/id/633847 | Third Party Advisory US Government Resource |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2016-9311 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2016-9311 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Jan. 24, 2019
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/3707-2/ [No Types Assigned] -
CVE Modified by [email protected]
Aug. 30, 2018
Action Type Old Value New Value Added Reference https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03885en_us [No Types Assigned] -
CVE Modified by [email protected]
May. 10, 2018
Action Type Old Value New Value Added Reference https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03799en_us [No Types Assigned] -
CVE Modified by [email protected]
Jan. 05, 2018
Action Type Old Value New Value Added Reference http://rhn.redhat.com/errata/RHSA-2017-0252.html [No Types Assigned] -
CVE Modified by [email protected]
Nov. 21, 2017
Action Type Old Value New Value Added Reference https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc [No Types Assigned] -
CVE Modified by [email protected]
Jul. 28, 2017
Action Type Old Value New Value Added Reference http://www.securitytracker.com/id/1037354 [No Types Assigned] -
CVE Modified by [email protected]
May. 10, 2017
Action Type Old Value New Value Added Reference https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us [No Types Assigned] -
CVE Modified by [email protected]
Feb. 11, 2017
Action Type Old Value New Value Added Reference https://bto.bluecoat.com/security-advisory/sa139 [No Types Assigned] -
Modified Analysis by [email protected]
Jan. 27, 2017
Action Type Old Value New Value Changed Reference Type http://www.securityfocus.com/bid/94444 No Types Assigned http://www.securityfocus.com/bid/94444 Third Party Advisory, VDB Entry -
CVE Modified by [email protected]
Jan. 18, 2017
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/94444 [No Types Assigned] -
Initial Analysis by [email protected]
Jan. 17, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:N/A:C) Added CVSS V3 AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://www.kb.cert.org/vuls/id/633847 No Types Assigned https://www.kb.cert.org/vuls/id/633847 Third Party Advisory, US Government Resource Changed Reference Type http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities No Types Assigned http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities Vendor Advisory Changed Reference Type http://nwtime.org/ntp428p9_release/ No Types Assigned http://nwtime.org/ntp428p9_release/ Release Notes, Vendor Advisory Changed Reference Type http://support.ntp.org/bin/view/Main/NtpBug3119 No Types Assigned http://support.ntp.org/bin/view/Main/NtpBug3119 Mitigation, Issue Tracking, Vendor Advisory Added CWE CWE-476 Added CPE Configuration OR *cpe:2.3:a:ntp:ntp:4.2.8:p8:*:*:*:*:*:* (and previous)
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2016-9311 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2016-9311
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
2.17 }} 0.25%
score
0.89182
percentile