Director: Dashboard not showing correct session count data

Director dashboard showing wrong data Session count in Studio and Director Dashboard is incorrect...

Upcoming changes for Citrix DaaS to remote hypervisor communication

Citrix DaaS service is migrating the communication channel used to access some Hypervisors. This migration will result in a more stable and higher performing connection. This transition will be performed on a rolling basis starting in Q1 2025...

"An Account is not Configured" Displayed On Startup when AllowAddStore is set to N in Registry

Citrix Workspace app for Windows is being configured via command line arguments and then launched programmatically The following error is displayed: An Account is not Configured. Please contact your administrator...

Citrix Provisioning Security Bulletin CVE-2024-6150

Description of Problem A vulnerability has been discovered that impacts Citrix Provisioning. Refer to below for further details: Affected Versions The vulnerability affects the following supported versions of Citrix Provisioning Current Release CR Citrix Provisioning versions before 2402 Long Ter...

Citrix Secure Access client for Ubuntu Security Bulletin for CVE-2023-24492

Vulnerabilities have been discovered in Citrix Secure Access client for Ubuntu previously Citrix Gateway VPN client for Ubuntu. The following supported versions are affected by the vulnerability: Versions before 23.5.2 The issue has the following identifier: CVE ID| Affected Products| Description...

Cannot join Server Group - Error occurred running the command: Start-DSClusterJoinService

When trying to add Storefront server to existing group, getting error: When checking event viewer logs on Storefront server, we see: An error occurred running the command: 'Start-DSClusterJoinService' Exception of type...

Citrix SD-WAN Center Security Updates

Description of Problem A command injection vulnerability has been identified in the management console of Citrix SD-WAN Center and NetScaler SD-WAN Center. This vulnerability could allow an unauthenticated attacker with access to the management console to compromise the host. A low severity...

CVE-2019-6485 - TLS Padding Oracle Vulnerability in Citrix Application Delivery Controller (ADC) and NetScaler Gateway

Description of Problem A vulnerability has been identified in the Citrix Application Delivery Controller ADC formally known as NetScaler ADC and NetScaler Gateway platforms using hardware acceleration that could allow an attacker to exploit the appliance to decrypt TLS traffic. This vulnerability...

CVE-2018-18517 - Cross-Site Scripting Vulnerability in Citrix NetScaler

Description of Problem A Cross-Site Scripting XSS vulnerability has been identified in Citrix NetScaler Gateway, formerly known as Citrix Access Gateway Enterprise Edition and Citrix ADC formerly known as NetScaler ADC, that if exploited by an attacker with access to the NetScaler administrative...

FAQ: NetScaler and WebSockets

Q: Which version of NetScaler supports WebSockets? A : NetScaler supports Secure WebSockets from version 10.0. Q: Does the NetScaler have the capability ofperforming SSL Offload for VIPs servicing WebSocket applications. Does it also support SSL offload? A : Netscaler supports "ws://" for HTTP 80...

Citrix Director Infrastructure Monitoring - Incorrect IIS Certificate Validity status

When admin checks Storefront metrics in Citrix Director under Infrastructure Monitoring, incorrect IIS Certificate Validity status is displayed. All other metrics are displayed correctly. Example: StoreFront Details: Storefront is configured with correct certificate and a certificate chain is...

Citrix License Server - Error "The License Activation Service entitlement could not be retrieved"

After upgrading the License Server to the latest version License Server 11.17.2.0, Build 51000, the following warning message is observed: "The License Activation Service entitlement could not be retrieved. Check your connection to License Activation Service and restart the web services used for...

How to Configure XenServer to Send System Alerts through Authenticated SMTP Servers

This article describes how to configure XenServer to send system alerts through SMTP servers that require authentication. Requirements Administrative access to a XenServer host console either directly, through SSH, or by using theConsoletab in XenCenter. Background Customers can configure XenServ...

Error code 1603 received when trying to upgrade Storefront

An error displays during Storefront upgrade "\CitrixStoreFront-x64.msi failed with error code 1603"...

Filter Expressions for Wireshark When Using NetScaler Appliance

This article describes how to use filter expression for Wireshark to analyze the network packet trace recorded when using a NetScaler appliance. Filter Expressions for Wireshark NetScaler appliance inserts its own header called NetScaler Packet Trace, in the frame containing NetScaler specific...

Event id 1 "An error occurred running the command: 'Install-DSFeatureClasses' " while propagating changes after adding StoreFront Server to a Server Group

You may be unable to propagate changes after adding StoreFront Server to existing Server Group. The propagation fails with following event inCitrix Delivery Services event log: Log Name: Citrix Delivery Services Source: Citrix Configuration Replication Service Date: dd/mm/yyyy hr:min:sec AM/PM...

CVE-2018-7218 - Vulnerability in Citrix NetScaler Application Delivery Controller and NetScaler Gateway leading to arbitrary code execution and host compromise

Description of Problem A flaw has been identified in the AppFirewall feature of Citrix NetScaler Application Delivery Controller ADC and Citrix NetScaler Gateway that could result in arbitrary code execution and host compromise. The following vulnerability has been addressed: CVE-2018-7218...

CVE-2017-14602 - Authentication Bypass Vulnerability in the Management Interface of Citrix NetScaler SD-WAN/CloudBridge 4000, 4100, 5000 and 5100 WAN Optimization Edition Appliances

Description of Problem A vulnerability has been identified in the management interface of the Citrix NetScaler SD-WAN/CloudBridge 4000, 4100, 5000 and 5100 WAN Optimization Edition appliances. This vulnerability, if exploited, could allow an attacker with access to the management interface of the...

FAQ: VMAC Addresses for NetScaler VPX Appliance Hosted on VMWare EsXi

Q: Does a NetScaler VPX appliance hosted on VMWare EsXi support Virtual Media Access Control VMAC address configuration? A: Yes, a NetScaler VPX appliance hosted on a VMWare ESXi, supports VMAC configuration. To configure the VMAC addresses, enable the Promiscuous mode on the virtual switch. You...

Hotfix XS82ECU1072 - For Citrix Hypervisor 8.2 Cumulative Update 1

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.2 Cumulative Update 1. Note: This hotfix is available only to customers on theCustomer Success Servicesprogram. Information About this Hotfix Prerequisite| None ---|--- Post-update tasks| None Content live...

Citrix XML Services Configured for Farm Controller Fails to Respond to XML Service Transaction

Citrix XML Services configured for farm Controller fails to respond to XML Service transaction after installing Microsoft KB2919355 on Controllers. Uninstalling the patch KB2919355 on Windows 2012 R2 Controller resolves this issue...

Unable to reconnect to disconnected session.

Attempts to reconnect to a session might fail and the session might disappear from Citrix Director. A new session is launched instead of reconnecting to the existing session. To enable the fix, set the following registry key: Session Manager terminates session launches when the Group Policy...

Error: "HdxSdkErrorDomain_Session error 8" when launching desktop from iPad device.

Error: "HdxSdkErrorDomainSession error 8" when launching desktop from iPad device. Error message in Japanese: 「接続エラー サーバエラー。サーバはセッションを切断しました。」 「継続的なエラー 次の情報をIT部門にお知らせください：操作を完了できませんでした。HdxSdkErrorDomainSessionエラー8」...

Adding ADC instance on ADM failed with error - Added unlicensed * that requires HTTPS connection

Adding NetScaler instance on ADM failed with error - Added unlicensed that requires HTTPS connection...

How to change admin profile on Citrix NetScaler VPX instances configured in cluster

This article provides instruction to change the admin profile of a Citrix NetScaler VPX instance that is configured in a cluster on a Citrix NetScaler SDX appliance. Requirements Two Citrix NetScaler SDX appliances should be provisioned in advance with Citrix NetScaler VPX instances and they shou...

Understanding Write Cache in Provisioning Services Server

This article provides information about write cache usage in a Citrix Provisioning, formerly Provisioning Services PVS, Server. Write Cache in Provisioning Services Server In PVS, the term “write cache” is used to describe all the cache modes. The write cache includes data written by the target...

CVE-2014-8580 - Authentication Flaw in Citrix NetScaler Application Delivery Controller and NetScaler Gateway Could Result in Unauthorised Access to Network Resources

Description of Problem An authentication flaw has been identified in certain configurations of Citrix NetScaler ADC and NetScaler Gateway that could allow an authenticated user to obtain unauthorised access to network resources for another authenticated user. This flaw affects the following...

CVE-2016-5109 - Authentication bypass vulnerability in Citrix Worx Home for iOS and Citrix MDX Toolkit for iOS

Description of Problem A vulnerability has been identified that affects iOS applications using the XenMobile MDX Toolkit. An attacker with physical access to the device could bypass in-application Apple Touch ID authentication in some cases where re-authentication is required. This vulnerability...

NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2026-3055 and CVE-2026-4368

Severity - Critical Description of Problem Vulnerabilities have been discovered in NetScaler ADC formerly Citrix ADC and NetScaler Gateway formerly Citrix Gateway. Refer below for further details. Affected Versions: The following supported versions of NetScaler ADC and NetScaler Gateway are...

[NetScaler-Responder] Responder policy lead to Client "ERR_TOO_MANY_REDIRECTS"

You may want to redirect clients to a backend server's error page if a specific condition is met. The error page is hosted by the same vServer's backend service. You may configure the responder policy like below: add responder action RespErrorPageAct redirect ""/path/to/errorpage.html""...

Resource has no available templates defined that are fully accessible by all hosts

When using the Citrx Virtual Desktop Setup Wizard in PVS to create a catalog, you get an error after choosing a host resource. Error : Resource has no available templates defined that are fully accessible by all hosts...

PVS server fail to boot with error “Login request timed out”

High percentage of PVS provisioned desktop servers fail to boot. This is the sequence of the events: 1. The servers boot with an ISO. 2. The tsbbdm.bin is downloaded from the 1st PVS on the site. 3. The streaming process fails. 4. Error pops up :“Login request timed out”. Rebooting the PVS server...

Support for Audio over EDT Lossy protocol

IMPORTANT --- Audio over EDT Lossy loss tolerant mode for audio is currently in tech preview, and currently supported on Windows and Linux directly and with Gateway Service. Audio over EDT Lossy increases the user experience for real-time audio streaming and improves audio quality compared to aud...

High CPU utilization on the WEM Server

Norskale Broker Service.exe 1912 utilizes High CPU...

Workspace error "Unable to add account with the given server URL"

Afterentering Citrix Gateway URL on Workspace and thenenteringthecredentials, the user encounters the following error: "Unable to add account with the given server URL. Ensure that it is correct or enter your email address"...

PXEChecker for Citrix Provisioning Services

Description PXEChecker is tool designed to troubleshoot configuration and environment related issues during the PXE boot process in Citrix Provisioning Services PVS. PXEChecker has two different tests: 1. Legacy BIOS Test.- Simulates the PXE boot process and analyzes the DHCP options on the DHCP...

CVE-2017-14602 - Authentication Bypass Vulnerability in Citrix NetScaler ADC and NetScaler Gateway Management Interface

Description of Problem A vulnerability has been identified in the management interface of Citrix NetScaler Application Delivery Controller ADC and NetScaler Gateway that, if exploited, could allow an attacker with access to the NetScaler management interface to gain administrative access to the...

WEM Agent: "An error occurred while building your environment. Agent processing will now stop."

WEM Agent produces error saying - "An error occurred while building your environment. Agent processing will now stop."...

Error: "Power State Unknown" "CDS_EVENT_HOSTING_FAILED_POWER_ACTION" in XenDesktop

Machines in Desktop Studio or Desktop Director display a Power State of Unknown. CDSEVENTHOSTINGFAILEDPOWERACTION The Citrix Broker Service detected that power action '%1' on virtual machine '%2' failed. This problem is most likely due to a host issue. Check that the configuration of the virtual...

NetScaler Error: "Unable to complete System File Update request" while saving custom portal theme

On the NetScaler GUI getting the error "Unable to complete System File Update request" while editing and saving the portal theme...

Update from 12.1 to 13.x getting Cannot Complete Request / gateway plug-in for java is not supported

When upgrading from version 12.1 to 13.0 and get "Cannot complete request" through NetScaler...

Citrix Cloud Error: "Invalid username, password or token"

A user cannot login to Citrix Workspace and receives the following error message: “Invalid username, password or token” when logging in...

Error: Identity Assertion Logon failed Unrecognized Federated Authentication Service

Citrix FAS configured for authentication. Published Desktop or Published Application fails to launch with error: "Identity Assertion Logon failed. Unrecognized Federated Authentication Service"...

CVE-2019-13609 - CRLF Vulnerability in Citrix License Server for Windows and VPX

Description of Problem A Carriage Return Line Feed CRLF injection vulnerability has been identified in Citrix License Server for Windows and VPX that could allow an unauthenticated attacker to bypass authentication and allow a malicious website to read or modify license server data of an existing...

General Information on NetScaler SDX LOM

This article provides general information on Lights Out Management LOM on the NetScaler SDX appliance and also about how to configure the NetScaler SDX appliance, initial settings and commands to troubleshoot. Background All NetScaler SDX devices are shipped with a LOM. The LOM has a separate CPU...

Citrix Security Acknowledgements

Citrix would like to thank security researchers who have worked with us to secure Citrix products and services. 2019 Vahagn Vardanian Mohammed Israil Nicholis du Toit Archit Garg of Careem Ismail Tasdelen Andrea Pessione of SKIT Cyber Security Armando Huesca of SKIT Cyber Security Asher Bin Khali...

App Layering - Shutdown for Finalize Error, "A RunOnce script is outstanding"

In any layer, when creating it, you must double-click on the Shutdown for Finalize script, where we determine that there are no pending Windows operations that need to complete before we finalize. When you run this, you may see this: Layer Finalize is BLOCKED, The outstanding items are: 'a RunOnc...

Event ID: 0 & Event ID:1 - Citrix Store cannot be created or added

Unable to create or add a store. Event ID: 0 & Event ID:1 Checking the event viewer on the Storefront server gives the following events- Also, unable to browse an existing store. "The webpage cannot be found."...

CVE-2017-9231 - XML External Entity (XXE) Processing Vulnerability in Citrix XenMobile Server 10.x and 9.x

Description of Problem An XML External Entity XXE processing vulnerability has been identified in Citrix XenMobile Server that could allow an unauthenticated attacker to retrieve potentially sensitive information from the server. This vulnerability has been assigned the following CVE number:...

CVE-2014-4700 - Vulnerability in Citrix XenDesktop could result in unauthorized access to another user's desktop

Description of Problem A vulnerability has been identified in Citrix XenDesktop that could result in a user gaining unauthorized interactive access to another user’s desktop. This vulnerability affects a specific, non-default configuration of Citrix XenDesktop 7 all versions up to and including...