CentOS ProjectCESA-2018:3854ntp, ntpdate security update
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.03 Low
EPSS
Percentile
90.7%
CentOS Errata and Security Advisory CESA-2018:3854
The Network Time Protocol (NTP) is used to synchronize a computer’s time with another referenced time source. These packages include the ntpd service which continuously adjusts system time and utilities used to query and configure the ntpd service.
Security Fix(es):
- ntp: Stack-based buffer overflow in ntpq and ntpdc allows denial of service or code execution (CVE-2018-12327)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2018-December/085297.html
Affected packages:
ntp
ntp-doc
ntp-perl
ntpdate
Upstream details at:
https://access.redhat.com/errata/RHSA-2018:3854
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| CentOS | 6 | i686 | ntp | < 4.2.6p5-15.el6.centos | ntp-4.2.6p5-15.el6.centos.i686.rpm |
| CentOS | 6 | i686 | ntpdate | < 4.2.6p5-15.el6.centos | ntpdate-4.2.6p5-15.el6.centos.i686.rpm |
| CentOS | 6 | noarch | ntp-doc | < 4.2.6p5-15.el6.centos | ntp-doc-4.2.6p5-15.el6.centos.noarch.rpm |
| CentOS | 6 | i686 | ntp-perl | < 4.2.6p5-15.el6.centos | ntp-perl-4.2.6p5-15.el6.centos.i686.rpm |
| CentOS | 6 | x86_64 | ntp | < 4.2.6p5-15.el6.centos | ntp-4.2.6p5-15.el6.centos.x86_64.rpm |
| CentOS | 6 | x86_64 | ntpdate | < 4.2.6p5-15.el6.centos | ntpdate-4.2.6p5-15.el6.centos.x86_64.rpm |
| CentOS | 6 | noarch | ntp-doc | < 4.2.6p5-15.el6.centos | ntp-doc-4.2.6p5-15.el6.centos.noarch.rpm |
| CentOS | 6 | x86_64 | ntp-perl | < 4.2.6p5-15.el6.centos | ntp-perl-4.2.6p5-15.el6.centos.x86_64.rpm |
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.03 Low
EPSS
Percentile
90.7%