RHEL 7 : openvswitch (RHSA-2018:2524)

medium Nessus Plugin ID 194058

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Synopsis

The remote Red Hat host is missing a security update for openvswitch.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:2524 advisory.

Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic.

Security Fix(es):

* dpdk: Information exposure in unchecked guest physical to host virtual address translations (CVE-2018-1059)

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.

This issue was discovered by Maxime Coquelin (Red Hat).

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

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

Solution

Update the RHEL openvswitch package based on the guidance in RHSA-2018:2524.

Plugin Details

Severity: Medium

ID: 194058

File Name: redhat-RHSA-2018-2524.nasl

Version: 1.1

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 4/27/2024

Updated: 6/3/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Low

Base Score: 2.9

Temporal Score: 2.1

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

CVSS Score Source: CVE-2018-1059

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:openvswitch-ovn-central, p-cpe:/a:redhat:enterprise_linux:openvswitch-ovn-common, p-cpe:/a:redhat:enterprise_linux:openvswitch-ovn-vtep, p-cpe:/a:redhat:enterprise_linux:openvswitch-test, p-cpe:/a:redhat:enterprise_linux:openvswitch, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:python-openvswitch, p-cpe:/a:redhat:enterprise_linux:openvswitch-ovn-host

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/20/2018

Vulnerability Publication Date: 4/24/2018

Reference Information

CVE: CVE-2018-1059

CWE: 200

RHSA: 2018:2524

Detections

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