Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title NTP: Multiple vulnerabilities
Informations
Name GLSA-201805-12 First vendor Publication 2018-05-26
Vendor Gentoo Last vendor Modification 2018-05-26
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

Multiple vulnerabilities have been found in NTP, the worst of which could lead to remote code execution.

Background

NTP contains software for the Network Time Protocol.

Description

Multiple vulnerabilities have been discovered in NTP. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker could possibly execute arbitrary code or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All NTP users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/ntp-4.2.8_p11"

References

[ 1 ] CVE-2018-7170 : https://nvd.nist.gov/vuln/detail/CVE-2018-7170
[ 2 ] CVE-2018-7182 : https://nvd.nist.gov/vuln/detail/CVE-2018-7182
[ 3 ] CVE-2018-7183 : https://nvd.nist.gov/vuln/detail/CVE-2018-7183
[ 4 ] CVE-2018-7184 : https://nvd.nist.gov/vuln/detail/CVE-2018-7184
[ 5 ] CVE-2018-7185 : https://nvd.nist.gov/vuln/detail/CVE-2018-7185

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

https://security.gentoo.org/glsa/201805-12

Original Source

Url : http://security.gentoo.org/glsa/glsa-201805-12.xml

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-787 Out-of-bounds Write (CWE/SANS Top 25)
50 % CWE-125 Out-of-bounds Read

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Application 1
Application 1
Application 1
Application 1
Application 895
Application 86
Application 40
Application 2
Application 2
Hardware 1
Os 5
Os 3
Os 3
Os 3
Os 1

Snort® IPS/IDS

Date Description
2018-09-19 ntpq decode array buffer overflow attempt
RuleID : 47585 - Revision : 4 - Type : SERVER-OTHER
2018-05-22 Multiple Vendors NTP zero-origin timestamp denial of service attempt
RuleID : 46387 - Revision : 3 - Type : SERVER-OTHER

Nessus® Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-e585e25b72.nasl - Type : ACT_GATHER_INFO
2018-09-20 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2018-1083.nasl - Type : ACT_GATHER_INFO
2018-08-17 Name : The remote PhotonOS host is missing multiple security updates.
File : PhotonOS_PHSA-2018-1_0-0167.nasl - Type : ACT_GATHER_INFO
2018-05-29 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201805-12.nasl - Type : ACT_GATHER_INFO
2018-05-11 Name : The remote Amazon Linux 2 host is missing a security update.
File : al2_ALAS-2018-1009.nasl - Type : ACT_GATHER_INFO
2018-05-11 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2018-1009.nasl - Type : ACT_GATHER_INFO
2018-03-09 Name : The remote NTP server is affected by multiple vulnerabilities.
File : ntp_4_2_8p11.nasl - Type : ACT_GATHER_INFO
2018-03-02 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2018-060-02.nasl - Type : ACT_GATHER_INFO
2018-02-28 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_af485ef41c5811e88477d05099c0ae8c.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2018-05-26 21:19:03
  • First insertion