Security Update:Denial of Service Vulnerabilities in Network Time Protocol (ntp-4.2.8p8 and below)
Date and Time
NTP.org's reference implementation of Network Time Protocol (NTP) server, ntpd, contains multiple vulnerabilities.
Advanced Users: For a complete description of the vulnerabilities visit NTP.org's security advisory alerts at http://support.ntp.org/bin/view/Main/SecurityNotice#November_2016_ntp_4_....
- ntp-4.2.8p8 and below
WHAT'S THE PROBLEM?
Unauthenticated remote attackers may be able to cause a denial of service condition.
WHAT DO I NEED TO DO?
NTP users are strongly urged to take immediate action to ensure that their NTP daemons are not susceptible to being used in distributed denial-of-service (DDoS) attacks.
To get a copy of ntp-4.2.8p9, please visit http://support.ntp.org/bin/view/Main/SoftwareDownloads.