EulerOS Virtualization 2.5.1 : qemu-kvm (EulerOS-SA-2018-1321)

High Nessus Plugin ID 118366

Synopsis

The remote EulerOS Virtualization host is missing a security update.

Description

According to the version of the qemu-kvm packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability :

- Qemu before version 2.9 is vulnerable to an improper link following when built with the VirtFS. A privileged user inside guest could use this flaw to access host file system beyond the shared folder and potentially escalating their privileges on a host.(CVE-2016-9602)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected qemu-kvm package.

See Also

http://www.nessus.org/u?cb9a3d2b

Plugin Details

Severity: High

ID: 118366

File Name: EulerOS_SA-2018-1321.nasl

Version: 1.4

Type: local

Published: 2018/10/25

Updated: 2019/06/28

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 9

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

CVSS v3.0

Base Score: 8.8

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

Vulnerability Information

CPE: p-cpe:/a:huawei:euleros:qemu-kvm, p-cpe:/a:huawei:euleros:qemu-kvm-common, p-cpe:/a:huawei:euleros:qemu-kvm-tools, cpe:/o:huawei:euleros:uvp:2.5.1

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

Patch Publication Date: 2018/09/23

Reference Information

CVE: CVE-2016-9602