Network Time Protocol Daemon (ntpd) monlist Command Enabled DoS

The version of ntpd running on the remote host has the 'monlist' command enabled. This command returns a list of recent hosts that have connected to the service. However, it is affected by a denial of service vulnerability in ntprequest.c that allows an unauthenticated, remote attacker to saturat...

CVE-2013-5211: Improper Input Validation

The monlist feature in ntprequest.c in ntpd in NTP before 4.2.7p26 allows remote attackers to cause a denial of service traffic amplification via forged 1 REQMONGETLIST or 2 REQMONGETLIST1 requests, as exploited in the wild in December 2013...

CVE-2009-3563: Undefined Security Weakness

ntprequest.c in ntpd in NTP before 4.2.4p8, and 4.2.5, allows remote attackers to cause a denial of service CPU and bandwidth consumption by using MODEPRIVATE to send a spoofed 1 request or 2 response packet that triggers a continuous exchange of MODEPRIVATE error responses between two NTP daemon...