The rate limiting feature in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to have unspecified impact via a large number of crafted requests.
{ "availability": "No subscription required", "binaries": [ { "binary_version": "1:4.2.6.p5+dfsg-3ubuntu2.14.04.5", "binary_name": "ntp" }, { "binary_version": "1:4.2.6.p5+dfsg-3ubuntu2.14.04.5", "binary_name": "ntpdate" } ] }