Vulnerability Details : CVE-2016-9311
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.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2016-9311
- cpe:2.3:a:ntp:ntp:*:p8:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-9311
10.71%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 95 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-9311
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.1
|
HIGH | AV:N/AC:M/Au:N/C:N/I:N/A:C |
8.6
|
6.9
|
NIST | |
5.9
|
MEDIUM | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.2
|
3.6
|
NIST |
CWE ids for CVE-2016-9311
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-9311
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http://rhn.redhat.com/errata/RHSA-2017-0252.html
RHSA-2017:0252 - Security Advisory - Red Hat Customer Portal
-
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03799en_us
HPESBHF03799 rev.1 - HPE VCX Products using NTP, Remote Denial of Service
-
https://usn.ubuntu.com/3707-2/
USN-3707-2: NTP vulnerabilities | Ubuntu security notices
-
http://nwtime.org/ntp428p9_release/
Network Time Foundation Publishes NTP 4.2.8p9 Security ReleaseRelease Notes;Vendor Advisory
-
http://www.securityfocus.com/bid/94444
NTP CVE-2016-9311 NULL Pointer Dereference Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc
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https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03885en_us
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https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03706en_us
HPESBUX03706 rev.1 - HP-UX NTP service running ntpd, Multiple Vulnerabilities
-
https://bto.bluecoat.com/security-advisory/sa139
SA139 : November 2016 NTP Security Vulnerabilities
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http://support.ntp.org/bin/view/Main/NtpBug3119
NtpBug3119 < Main < NTPIssue Tracking;Mitigation;Vendor Advisory
-
https://www.kb.cert.org/vuls/id/633847
VU#633847 - NTP.org ntpd contains multiple denial of service vulnerabilitiesThird Party Advisory;US Government Resource
-
http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
SecurityNotice < Main < NTPVendor Advisory
-
http://www.securitytracker.com/id/1037354
ntp Multiple Bugs Let Remote Users Cause the Target Service to Crash - SecurityTracker
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