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RHEL 7 : openstack-neutron (RHSA-2019:0935)

medium Nessus Plugin ID 194125

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Synopsis

The remote Red Hat host is missing one or more security updates for openstack-neutron.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:0935 advisory.

 OpenStack Networking (neutron) is a pluggable, scalable, and API-driven system that provisions networking services to virtual machines. Its main function is to manage connectivity to and from virtual machines.

 Security Fix(es):

 * openstack-neutron: incorrect validation of port settings in iptables security group driver (CVE-2019-9735)

 * openstack-neutron: DOS via broken port range merging in security group (CVE-2019-10876)

 For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL openstack-neutron package based on the guidance in RHSA-2019:0935.

See Also

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=1610468

https://bugzilla.redhat.com/show_bug.cgi?id=1629465

https://bugzilla.redhat.com/show_bug.cgi?id=1630167

https://bugzilla.redhat.com/show_bug.cgi?id=1643135

https://bugzilla.redhat.com/show_bug.cgi?id=1651936

https://bugzilla.redhat.com/show_bug.cgi?id=1654840

https://bugzilla.redhat.com/show_bug.cgi?id=1685893

https://bugzilla.redhat.com/show_bug.cgi?id=1690745

https://bugzilla.redhat.com/show_bug.cgi?id=1695451

https://bugzilla.redhat.com/show_bug.cgi?id=1695883

https://bugzilla.redhat.com/show_bug.cgi?id=1696792

http://www.nessus.org/u?89d42d22

https://access.redhat.com/errata/RHSA-2019:0935

Plugin Details

Severity: Medium

ID: 194125

File Name: redhat-RHSA-2019-0935.nasl

Version: 1.2

Type: local

Agent: unix

Published: 4/27/2024

Updated: 11/6/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3.1

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

CVSS Score Source: CVE-2019-10876

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:openstack-neutron, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:openstack-neutron-rpc-server, p-cpe:/a:redhat:enterprise_linux:openstack-neutron-ml2, p-cpe:/a:redhat:enterprise_linux:python-neutron, p-cpe:/a:redhat:enterprise_linux:openstack-neutron-openvswitch, p-cpe:/a:redhat:enterprise_linux:openstack-neutron-common, p-cpe:/a:redhat:enterprise_linux:openstack-neutron-linuxbridge, p-cpe:/a:redhat:enterprise_linux:openstack-neutron-metering-agent, p-cpe:/a:redhat:enterprise_linux:openstack-neutron-sriov-nic-agent, p-cpe:/a:redhat:enterprise_linux:openstack-neutron-macvtap-agent

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/30/2019

Vulnerability Publication Date: 2/28/2019

Reference Information

CVE: CVE-2019-10876, CVE-2019-9735

CWE: 20

RHSA: 2019:0935