CVE-2020-13998

Citrix XenApp 6.5, when 2FA is enabled, allows a remote unauthenticated attacker to ascertain whether a user exists on the server, because the 2FA error page only occurs after a valid username is entered. NOTE: This vulnerability only affects products that are no longer supported by the maintaine...

Code injection

Citrix XenApp 6.5, when 2FA is enabled, allows a remote unauthenticated attacker to ascertain whether a user exists on the server, because the 2FA error page only occurs after a valid username is entered. NOTE: This vulnerability only affects products that are no longer supported by the maintaine...

CVE-2020-13998

Citrix XenApp 6.5, when 2FA is enabled, allows a remote unauthenticated attacker to ascertain whether a user exists on the server, because the 2FA error page only occurs after a valid username is entered. NOTE: This vulnerability only affects products that are no longer supported by the maintaine...

CVE-2020-13998

Citrix XenApp 6.5, when 2FA is enabled, allows a remote unauthenticated attacker to ascertain whether a user exists on the server, because the 2FA error page only occurs after a valid username is entered. NOTE: This vulnerability only affects products that are no longer supported by the maintaine...

CVE-2020-13998

CVE-2020-13998 affects Citrix XenApp 6.5. A remote unauthenticated attacker can determine whether a user exists on the server because the 2FA error page only appears after a valid username is entered. Public sources in the connected documents confirm the issue as an information disclosure affecti...

PT-2020-13827 · Citrix · Citrix Xenapp

Name of the Vulnerable Software and Affected Versions: Citrix XenApp version 6.5 Description: The issue allows a remote unauthenticated attacker to determine whether a user exists on the server when two-factor authentication 2FA is enabled. This is because the 2FA error page is only displayed aft...

Code injection

Citrix XenApp Online Plug-in for Windows 12.1 and earlier, and Citrix Receiver for Windows 3.2 and earlier could allow remote attackers to execute arbitrary code by convincing a target to open a specially crafted file from an SMB or WebDAV fileserver...

CVE-2012-4603

CVE-2012-4603 affects Citrix XenApp Online Plug-in for Windows (12.1 and earlier) and Citrix Receiver for Windows (3.2 and earlier). Reported vulnerability allows remote code execution when a user opens a specially crafted file from an SMB or WebDAV fileserver. The initial description does not sp...

CVE-2012-4603

Citrix XenApp Online Plug-in for Windows 12.1 and earlier, and Citrix Receiver for Windows 3.2 and earlier could allow remote attackers to execute arbitrary code by convincing a target to open a specially crafted file from an SMB or WebDAV fileserver...

FAQ: Licensing for Disaster Recovery Servers

Q: Can existing licenses in the production environment be used for a Disaster Recovery Server? A: Yes, it is possible to use the same server/farm licenses in another server/farm if it is a disaster recovery server/farm. Q: Can both Production and Disaster Recovery servers run simultaneously? A: N...

Citrix XenApp Licenses have been Renamed to Citrix Virtual Apps

Citrix XenAppLicenses have been Renamed to​Citrix Virtual Apps Name Change from XenApp to Citrix Virtual Apps Citrix Virtual Apps is the new name for XenApp beginning with the XenApp 7 release. The new name is reflected in all product licenses as well as all licensing-related pages and tools onMy...

Licensing Error: "Inconsistent Server Host ID"

When importing a license file in the XenApp 6.0 License Administration Console, the following error occurs: Inconsistent server host ID in C:\Program Files x86\Citrix\Licensing\MyFiles\licensexxxxxxx.lic...

Failed to launch session with the error code “<AppName> is no longer available. Do you want to remove the shortcut?” on Citrix Workspace App during App/Desktop Launch

When a user tries to launch published application or Desktop by double clicking the shortcut of published applications or Desktops created on user’s Desktop or Start menu, launch fails with error “'AppName' is no longer available. Do you want to remove the shortcut?” Note: This error only applies...

Error: No Product Licenses Found on the License Server for the Selected Model

When configuring XenApp 6.5, the following error message is displayed: “No product licenses found on the license server for the selected model”...

License Acquisition Error 500 or (-13) or (-8)

After a licensing failure, and subsequent recovery of the license server, individual member servers might experience issues when users attempt to log on, and the following error message appears:“-License Acquisition Error 500” Note: This is observed on XenApp 6.5 versions and below...

Citrix XenApp license acquisition error (-5) after upgrading the license server to 11.16.3 build 28000 and 11.16.6 build 31000

A Citrix XenApp License acquisition error -5 is generated after connecting a XenApp 6.5 or earlier environment to the 11.16.3 build 28000 License Server and 11.16.6 build 31000 License Server...

Published Applications or Desktops Do not Launch or Disappear during Launch

Published Applications or Desktops don’t launch, or disappear during launch. There are no errors presented to the user, and nothing in the Event Log of the XenApp server or VDA hosting the application. The issue can present2 different symptoms: The application appears to launch then...

How to Deploy Citrix Receiver for Pass-Through Authentication Using Active Directory Group Policy

This article describes how to deploy and configure CitrixReceiver.exe so that it can be used in Pass-Through authentication mode in a XenApp or XenDesktop deployment. This article also provides a detailed step-by-step guide about deploying and configuring CitrixReciverEnterprise.exe onto a large...

XenApp7.15-Start menu is blank in ICA session, no icons are visible

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XenApp/ XenDesktop- Limit application to one instance per user is not working

You have limited a published application to one instance per user. However when a user clicks on an application icon in StoreFront multiple times, it still launches multiple instances of the application...