RHEL 7 : Red Hat Virtualization (RHSA-2018:2626)

high Nessus Plugin ID 117323

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Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2018:2626 advisory.

The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts (RHVH) are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks.

The ovirt-node-ng packages provide the Red Hat Virtualization Host. These packages include redhat-release- virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts (RHVH) are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks.

Security Fix(es):

* yum-utils: reposync: improper path validation may lead to directory traversal (CVE-2018-10897)

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.

Red Hat would like to thank Jay Grizzard (Clover Network) and Aaron Levy (Clover Network) for reporting this issue.

Bug fix:

* This update rebases imgbased to version 1.0.24. This update fixes the issue with removing broken symlinks when synchronizing layers. (BZ#1598781) (BZ#1622025)

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 affected packages.

Plugin Details

Severity: High

ID: 117323

File Name: redhat-RHSA-2018-2626.nasl

Version: 1.9

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/6/2018

Updated: 8/9/2024

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: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

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

CVSS Score Source: CVE-2018-10897

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:imgbased, p-cpe:/a:redhat:enterprise_linux:redhat-release-virtualization-host, p-cpe:/a:redhat:enterprise_linux:python-imgbased, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:redhat-virtualization-host-image-update, p-cpe:/a:redhat:enterprise_linux:redhat-virtualization-host, p-cpe:/a:redhat:enterprise_linux:redhat-virtualization-host-image-update-placeholder

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: 9/4/2018

Vulnerability Publication Date: 8/1/2018

Reference Information

CVE: CVE-2018-10897

CWE: 22

RHSA: 2018:2626

Detections

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