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CVE-2016-4955

Public on 2016-07-05
Modified on 2017-01-04
Description

ntpd in NTP 4.x before 4.2.8p8, when autokey is enabled, allows remote attackers to cause a denial of service (peer-variable clearing and association outage) by sending (1) a spoofed crypto-NAK packet or (2) a packet with an incorrect MAC value at a certain time.

Severity
Low
See what this means
CVSS v3 Base Score
2.6
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 ntp 2016-08-01 13:30 ALAS-2016-727

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 2.6 AV:N/AC:H/Au:N/C:N/I:N/A:P
NVD CVSSv2 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P
NVD CVSSv3 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H