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.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | ntp | 2018-05-10 17:01 | ALAS-2018-1009 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv2 | 3.5 | AV:N/AC:M/Au:S/C:N/I:P/A:N |
NVD | CVSSv2 | 4.0 | AV:N/AC:L/Au:S/C:N/I:P/A:N |
NVD | CVSSv3 | 6.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |