Citrix Receiver gives error "HDX Engine Stopped Working"

This article is intended for Citrix administrators and technical teams only.Non-admin users must contact their company’s Help Desk/IT support team and can refer toCTX297149for more information...

XenServer Multiple Security Updates

Description of Problem Several security issues have been identified that impact XenServer. Customers should consider these issues and determine possible impact to their own systems. These updates provide a mitigation for recently disclosed issues affecting Intel CPUs. These issues, if exploited,...

No active policy is found in Secondary authentication cascade Please contact your administrator.

With basic authentication on Citrix NetScaler Gateway or AAA, authentication fails for the client with the error: "No active policy is found in Secondary authentication cascade Please contact your administrator". In some firmware versions such as 10.5, the error seen may be: "Please contact your...

Unable to deploy custom receiver from Store front. Getting " An error occurred while saving changes on the "Deploy Citrix Receiver" property dialog. Please check the log in event viewer and try again."

While trying to add customized "receiver.exe" to deploy receiver option in Storefront, you might get following error while saving it. "An error occurred while saving changes on the "Deploy Citrix Receiver" property dialog. Please check the log in event viewer and try again". It works fine with...

Unable to un-check the "Disable display scaling on high DPI settings" for Citrix Desktop Viewer

Citrix Desktop Viewer is unable to reach the correct resolution of a 4k monitor. Max resolution by the monitor is 3840 x 2160 but when launched Desktop Viewer is able to reach only 2560 x 1440. Changing the High DPI settings to use the native resolution Advanced High DPI, Select "No, use native...

Warning: "Disk usage for the Active OS partition is at 70%" on Citrix SD-WAN

The following warning message is displayed on Citrix SD-WAN: Disk usage for the Active OS partition is at 70%...

How To Enable Citrix SD-WAN Auto MTU Detect Feature

This article describes how to enable Citrix SD-WAN auto MTU detect feature. Background Adding headers to packets affect the maximum transmission MTU size Downstream devices may do their own encapsulation as well e.g. VPNs The per packet delivery that the Virtual WAN provides is accomplished by...

Troubleshoot Citrix SD-WAN Issues Using ARP Table

Troubleshooting Citrix SD-WAN issues using ARP table...

Detecting Link Failure in Citrix SD-WAN Appliance

Citrix SD-WAN creates a reliable WAN from diverse network links, including MPLS, broadband, and wireless, continuously measuring and monitoring each link for loss, latency, jitter and congestion. Link outages and errors are mitigated by NetScaler SD-WAN’s ability to move traffic off poor performi...

Citrix XenServer Multiple Vulnerabilities (CTX235748)

The version of Citrix XenServer running on the remote host is missing a security hotfix. It is, therefore, affected by multiple vulnerabilities. C Tenable Network Security, Inc. include'compat.inc'; if description scriptid111378; scriptversion"1.6";...

"Attach a Smart Card Reader and Insert Your Smart Card to Log On" When Using Certificate Based Authentication in Native Receiver

This article is intended for Citrix administrators and technical teams only. Non-admin users must contact their company’s Help Desk/IT support team and can refer to CTX297149 for more information. "Attach a Smart Card Reader and Insert Your Smart Card to Log On" when using certificate based...

Can't install App Layering Agent, "System.MissingMethodException"

The Citrix Agent install fails because the Agent won't start. Windows says there was a timeout waiting for the service, but in reality it immediately crashes with a .Net error in the Windows Application event log. Application Log events: Log Name: Application Source: Application Error Date:...

Citrix Receiver 4.9 LTSR - Self service mode set to false, desktop icons constantly flashing

This article is intended for Citrix administrators and technical teams only. Non-admin users must contact their company’s Help Desk/IT support team and can refer to CTX297149 for more information. Installed Citrix Receiver 4.9 LTSR on some of the test VDAs published desktops and ever since...

Citrix NetScaler Multiple Vulnerabilities (CTX232161)

The remote Citrix NetScaler device is affected by multiple vulnerabilities in the Application Delivery Controller ADC and the Gateway Management Interface. Please refer to advisory CTX232161 for more information. C Tenable Network Security, Inc. include"compat.inc"; if description scriptid110903;...

Citrix NetScaler Authentication Bypass Vulnerability (CTX232199)

The remote Citrix NetScaler device is affected by an authentication bypass vulnerability in the Application Delivery Controller ADC and the Gateway Management Interface that allows the execution of arbitrary, read only commands on the NetScaler appliance. Please refer to advisory CTX232199 for mo...

ECOS Secure Boot Stick Authentication Bypass Vulnerability

The ECOS Secure Boot Stick a.k.a. SBS is a security device from ECOS TECHNOLOGY, Germany for remote access to Citrix, Microsoft Terminal Server, VMware and other web applications. A security vulnerability exists in ECOS SBS version 5.6.5. An attacker could exploit the vulnerability to bypass...

Unspecified Vulnerability in ECOS Secure Boot Stick

The ECOS Secure Boot Stick a.k.a. SBS is a security device from ECOS TECHNOLOGY, Germany for remote access to Citrix, Microsoft Terminal Server, VMware and other web applications. A security vulnerability exists in ECOS SBS version 5.6.5. An attacker could exploit the vulnerability to take contro...

Citrix Provisioning 7.x Data Collection

Note This Document covers Citrix Provisioning, formerly Provisioning Services,data Collection ONLY. Links Wireshark -https://www.wireshark.org Enable Promiscuous Mode – http://support.citrix.com/article/CTX139171 Citrix Telemetry Service - https://docs.citrix.com/en-us/provisioning/1912-...

PVS config wizard failed with error " Service Start for Citrix PVS Soap Service failed. The service did not respond to start or control request in a timely fashion. (0x41d)"

While running the Configuration wizard it fails to start the network service. Event viewer shows that the soap service has terminated. Soap service is in stopped state and is not able to start the service. PVS config wizard failed with error " Service Start for Citrix PVS Soap Service failed. The...

Citrix XenServer Multiple Security Updates

Description of Problem Two issues have been identified within Citrix XenServer, which could, if exploited, allow unprivileged code in a PV guest VM to cause the host to crash or become unresponsive. These vulnerabilities affect all currently supported versions of Citrix XenServer up to and...