FreeBSD : FreeBSD -- Multiple ntp vulnerabilities (7cfcea05-600a-11e6-a6c3-14dae9d210b8)

Multiple vulnerabilities have been discovered in the NTP suite : The fix for Sec 3007 in ntp-4.2.8p7 contained a bug that could cause ntpd to crash. CVE-2016-4957, Reported by Nicolas Edet of Cisco An attacker who knows the origin timestamp and can send a spoofed packet containing a CRYPTO-NAK to...

Network Time Protocol Daemon (ntpd) 4.x < 4.2.8p8 / 4.3.x < 4.3.93 Multiple Vulnerabilities

The version of the remote NTP server is 4.x prior to 4.2.8p8 or 4.3.x prior to 4.3.93. It is, therefore, affected by the following vulnerabilities : - A denial of service vulnerability exists when handling authentication due to improper packet timestamp checks. An unauthenticated, remote attacker...

ntp: distributed denial of service amplification

CVE-2016-4953 distributed denial of service amplification An attacker who knows the origin timestamp and can send a spoofed packet containing a CRYPTO-NAK to an ephemeral peer target before any other response is sent can demobilize that association. Credit to Miroslav Lichvar of Red Hat -...