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Test ID:1.3.6.1.4.1.25623.1.0.812791
Category:Denial of Service
Title:NTP.org 'ntpd' 'received' Timestamp Denial of Service Vulnerability
Summary:NTP.org's reference implementation of NTP server, ntpd is prone to a denial of service vulnerability.
Description:Summary:
NTP.org's reference implementation of NTP server, ntpd is prone to a denial of service vulnerability.

Vulnerability Insight:
The flaw exists because ntpd in ntp drops
bad packets before updating the 'received' timestamp.

Vulnerability Impact:
Successful exploitation will allow remote
attackers to cause a denial-of-service condition, denying service to legitimate
users.

Affected Software/OS:
NTP.org's ntpd versions from 4.2.8p4 and before 4.2.8p11.

Solution:
Upgrade to NTP.org's ntpd version 4.2.8p11
or later.

CVSS Score:
5.0

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

Cross-Ref: BugTraq ID: 103192
Common Vulnerability Exposure (CVE) ID: CVE-2018-7184
http://www.securityfocus.com/bid/103192
Bugtraq: 20180301 [Newsletter/Marketing] [slackware-security] ntp (SSA:2018-060-02) (Google Search)
http://www.securityfocus.com/archive/1/541824/100/0/threaded
FreeBSD Security Advisory: FreeBSD-SA-18:02
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc
https://security.gentoo.org/glsa/201805-12
http://packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.html
https://usn.ubuntu.com/3707-1/
CopyrightCopyright (C) 2018 Greenbone Networks GmbH

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