Network Time Protocol Daemon (ntpd) 4.x < 4.2.8p11 Multiple Vulnerabilities

critical Nessus Plugin ID 107258


The remote NTP server is affected by multiple vulnerabilities.


The version of the remote NTP server is 4.x prior to 4.2.8p11. It is, therefore, affected by multiple vulnerabilities, which allow denial of service attacks, information disclosure and possibly, remote code execution.


Upgrade to NTP version 4.2.8p11 or later.

See Also

Plugin Details

Severity: Critical

ID: 107258

File Name: ntp_4_2_8p11.nasl

Version: 1.6

Type: remote

Family: Misc.

Published: 3/9/2018

Updated: 4/5/2019

Configuration: Enable paranoid mode

Risk Information


Risk Factor: High

Score: 7.4


Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2018-7183


Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:ntp:ntp

Required KB Items: Settings/ParanoidReport, NTP/Running

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/1/2018

Vulnerability Publication Date: 3/1/2018

Reference Information

CVE: CVE-2016-1549, CVE-2018-7170, CVE-2018-7182, CVE-2018-7183, CVE-2018-7184, CVE-2018-7185

BID: 88200, 103191, 103192, 103194, 103339