FAQ: Citrix Secure Gateway/ NetScaler Gateway Secure Ticket Authority

Note : The same principles and concepts holds good for NetScaler Gateway as well. This article answers some frequently asked questions regarding the Citrix Secure Ticket Authority STA. The questions are divided into following four categories: Overview Q: What is the Secure Ticket Authority? Q: Wh...

Citrix XenServer Pin Count / Page Reference Grant Table Code Guest-to-Host Memory Corruption Vulnerability (CTX229057)

The version of Citrix XenServer installed on the remote host is missing a security hotfix. It is, therefore, affected by a memory corruption vulnerability as noted in the CTX229057 advisory. C Tenable Network Security, Inc. include"compat.inc"; if description scriptid104174; scriptversion"1.8";...

Citrix XenServer Security Update (CTX229057)

A security vulnerability has been identified in Citrix XenServer that may allow a malicious administrator of a guest VM to compromise the host. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective righ...

CVE-2017-15597 - Citrix XenServer Security Update

Description of Problem A security vulnerability has been identified in Citrix XenServer that may allow a malicious administrator of a guest VM to compromise the host. This vulnerability affects all currently supported versions of Citrix XenServer up to and including Citrix XenServer 7.2. The...

Configure Citrix Profile Management through WEM

Instruct engineers in how to configure citrix profile management through WEM...

Various Connection Method Behaviours of Mobile Citrix Receiver with StoreFront and NetScaler Gateway

The following scenarios provide an understanding of when to use the StoreFront server FQDN and/or NetScaler Gateway FQDN in an App Controller solution when connecting from a mobile device: Internal Users Connecting to StoreFront Server Scenario 1 – Legacy PNA Site and No Store Available Scenario ...

App Layering: Office MCS Rearm failure because kmssetup.cmd is running multiple times

Created a new layer following https://support.citrix.com/article/CTX224566. After publishing the image and using Studio to upgrade catalog using MCS, we receive the following error: Task Information: Start Date: Friday, October 6, 2017 Start Time: 1:46 PM Finish Date: Friday, October 6, 2017 Fini...

Xen CVE-2017-15595 Denial of Service Vulnerability

Description Xen is prone to a denial-of-service vulnerability. Attackers can exploit this issue to crash the affected application, denying service to legitimate users. Xen Xen version through 4.9.x are vulnerable. Technologies Affected Citrix XenServer 6.0.2 Citrix XenServer 6.2 Citrix XenServer...

Citrix XenServer Multiple Vulnerabilities (CTX228867)

The version of Citrix XenServer installed on the remote host is missing a security hotfix. It is, therefore, affected by multiple vulnerabilities as noted in the CTX228867 advisory. C Tenable Network Security, Inc. include"compat.inc"; if description scriptid103927; scriptversion"1.7";...

Database Creation Error when creating a new WEM database using a hyphen ("-") in the database name

When attempting to create a new WEM database when using a hyphen '-'in the name, an error appears saying "Database Creation Error". The Citrix WEM Database Management Utility Debug Log contains the following Exception: Exception - CreateVuemdb.Run : SqlDatabaseHelper. connection Error : 102 |...

Printer Status changes to "Access denied, unable to connect" after logging out and back in

Network printers that are added from a Citrix Universal Print Server go into an "Access denied, unable to connect" status after a Citrix profile managed user logs off and logs back in...

Citrix XenServer Multiple Security Updates (CTX228867)

A number of security vulnerabilities have been identified in Citrix XenServer that may allow a malicious administrator of a guest VM to compromise the host. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the...

Citrix XenServer Multiple Security Updates

Description of Problem A number of security vulnerabilities have been identified in Citrix XenServer that may allow a malicious administrator of a guest VM to compromise the host. These vulnerabilities affect all currently supported versions of Citrix XenServer up to and including Citrix XenServe...

Management CPU Increases Periodically In Citrix ADC

When monitoring CPU utilization on the NetScaler, you will periodically notice Management CPU CPU 0 reporting 100% Utilization. This will most likely appear cyclic recurring at a fairly regular interval...

How to configure console access on XenServer or Citrix Hypervisor

This article is for customers running Citrix Hypervisor or XenServer who want to configure serial console access to their XenServer hosts. In some support cases, serial console access to the XenServer host is required for debug purposes. The serial connection is to use with HyperTerminal or simil...

Citrix Web Interface Cross-Site Scripting Vulnerability

Citrix Web Interface is a suite of components from Citrix Systems that provides users with access to XenApp applications and content, as well as XenDesktop virtual desktops.The VASCO DIGIPASS authentication plug-in is one of the authentication plug-in. A cross-site scripting vulnerability exists ...

Error "Access is Denied" When Launching Published Applications or Desktops

Unable to launch published Desktop or apps. Error: Access denied Following event logs can be seeing on the VDAs: Source: Citrix Desktop Service Event ID: 1050 Message: Connection validation failed on domain domain.local for user username for reason "Unlicensed" Studio reports all licenses being...

How to enable/collect logs on WEM Agent machine

Type of logs available: There are a number of logs that can be collected from the WEM Agent to help with troubleshooting/diagnosing an issue Note:Please make sure to revert all changes after completing log collection. For logging information related to WEM Brokers, see CTX228742 1. WEM Agent...

CVE-2015-7349

Cross-site scripting XSS vulnerability in the sample feedback.inc file in VASCO DIGIPASS authentication plug-in for Citrix Web Interface allows remote attackers to inject arbitrary web script or HTML via the failmessage parameter...

Cross site scripting

Cross-site scripting XSS vulnerability in the sample feedback.inc file in VASCO DIGIPASS authentication plug-in for Citrix Web Interface allows remote attackers to inject arbitrary web script or HTML via the failmessage parameter...