SUSE CVE-2016-1549

Title:

NETWORK TIME PROTOCOL EPHEMERAL ASSOCIATION TIME SPOOFING VULNERABILITY

CVE ID:

CVE-2016-1549

Description:

The MITRE CVE dictionary describes this issue as:

A malicious authenticated peer can create arbitrarily-many ephemeral associations in order to win the clock selection algorithm in ntpd in NTP 4.2.8p4 and earlier and NTPsec 3e160db8dc248a0bcb053b56a80167dc742d2b74 and a5fb34b9cc89b92a8fef2f459004865c93bb7f92 and modify a victim’s clock.

Find out more about CVE-2016-1549 from the MITRE CVE dictionary and NIST NVD.

CVSS SCORE:

CVSSv2: 3.5 – (AV:N/AC:M/Au:S/C:N/I:P/A:N)
CVSSv3: 5.3 – CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

Mitigation:

Assure only trusted hosts have access to the trustedkey

External References:


http://support.ntp.org/bin/view/Main/SecurityNotice#April_2016_NTP_4_2_8p7_Security
http://www.talosintel.com/reports/TALOS-2016-0083/
https://access.redhat.com/security/cve/cve-2016-1549

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