5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
7.1 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
0.922 High
EPSS
Percentile
98.9%
CentOS Errata and Security Advisory CESA-2016:2590
The Dynamic Host Configuration Protocol (DHCP) is a protocol that allows individual devices on an IP network to get their own network configuration information, including an IP address, a subnet mask, and a broadcast address. The dhcp packages provide a relay agent and ISC DHCP service required to enable and administer DHCP on a network.
Security Fix(es):
Red Hat would like to thank ISC for reporting this issue.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.3 Release Notes linked from the References section.
Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-cr-announce/2016-November/029854.html
Affected packages:
dhclient
dhcp
dhcp-common
dhcp-devel
dhcp-libs
Upstream details at:
https://access.redhat.com/errata/RHSA-2016:2590
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
CentOS | 7 | x86_64 | dhclient | < 4.2.5-47.el7.centos | dhclient-4.2.5-47.el7.centos.x86_64.rpm |
CentOS | 7 | x86_64 | dhcp | < 4.2.5-47.el7.centos | dhcp-4.2.5-47.el7.centos.x86_64.rpm |
CentOS | 7 | x86_64 | dhcp-common | < 4.2.5-47.el7.centos | dhcp-common-4.2.5-47.el7.centos.x86_64.rpm |
CentOS | 7 | i686 | dhcp-devel | < 4.2.5-47.el7.centos | dhcp-devel-4.2.5-47.el7.centos.i686.rpm |
CentOS | 7 | x86_64 | dhcp-devel | < 4.2.5-47.el7.centos | dhcp-devel-4.2.5-47.el7.centos.x86_64.rpm |
CentOS | 7 | i686 | dhcp-libs | < 4.2.5-47.el7.centos | dhcp-libs-4.2.5-47.el7.centos.i686.rpm |
CentOS | 7 | x86_64 | dhcp-libs | < 4.2.5-47.el7.centos | dhcp-libs-4.2.5-47.el7.centos.x86_64.rpm |
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
7.1 High
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
0.922 High
EPSS
Percentile
98.9%