Medium severity · published Jan 13, 2017
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
5.9
CVSS
11.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)11.1% · higher than 96% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NT
Ntp · Ntp
through 4.2.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-9311
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-9311
Release Notes
http://nwtime.org/ntp428p9_release/
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2017-0252.html
Issue Tracking
http://support.ntp.org/bin/view/Main/NtpBug3119
Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
Third Party Advisory
http://www.securityfocus.com/bid/94444
www.securitytracker.com
http://www.securitytracker.com/id/1037354
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