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Citrix XenServer Multiple Security Updates (CTX140984)

Information

Severity

Severity

Critical

Family

Family

Citrix Xenserver Local Security Checks

CVSSv2 Base

CVSSv2 Base

10.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Solution Type

Solution Type

Vendor Patch

Created

Created

7 years ago

Modified

Modified

3 years ago

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Summary

A number of security vulnerabilities have been identified in Citrix XenServer. These vulnerabilities affect all currently supported versions of Citrix XenServer up to and including Citrix XenServer 6.2 Service Pack 1. The following vulnerabilities have been addressed: - CVE-2014-4021: Citrix XenServer potential guest information leak through hypervisor page reuse - CVE-2014-4947: Buffer overflow in Citrix XenServer HVM graphics console support - CVE-2014-4948: Citrix XenServer guest denial of service and information leak through guest VHD modification

Affected Software

Affected Software

Citrix XenServer 6.2 Service Pack 1, Citrix XenServer 6.1, Citrix XenServer 6.0.2 Citrix XenServer 6.0.0

Detection Method

Detection Method

Check the installed hotfixes

Solution

Solution

Apply the hotfix referenced in the advisory.

Common Vulnerabilities and Exposures (CVE)

References

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1. Download Multipass

sudo snap install multipass

2. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04 && multipass shell mageni

3. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash

1. If you don’t have it already, install Brew. Then, to install Multipass simply execute:

brew install --cask multipass

2. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04 && multipass shell mageni

2. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash

1. Download the installer for Windows

Note: You need Windows 10 Pro/Enterprise/Education v 1803 or later, or any Windows 10 with VirtualBox

2. Ensure your network is private

Make sure your local network is designated as private, otherwise Windows prevents Multipass from starting.

3. Run the installer

You need to allow the installer to gain Administrator privileges.

4. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04

5. Log into the multipass instance

multipass shell mageni

6. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash