SQL Server AlwaysOn Configuration for Provisioning Services.

The purpose of this article is to explain the functionality of SQL Server AlwaysOn in relation to Citrix Provisioning Services PVS. The SQL Server AlwaysOn Availability Groups feature: Is a high-availability solution from Microsoft SQL - that provides an alternative to database mirroring...

Citrix ADM Authentication Bypass (CTX261735)

An authentication bypass vulnerability exists in Citrix Application Delivery Management ADM. An authenticated, remote attacker can exploit this, via the web management interface, to bypass authentication and gain administritive access to the appliance. Note that Nessus has not attempted to exploi...

Citrix ShareFile Storage Zones Controller Security Update

A security issue has been identified in Citrix ShareFile storage zones controller which, if exploited, would allow an unauthenticated attacker to remotely compromise the storage zones controller. The issue has been given the following identifier:CVE-ID| Description| Type| Pre-requisites...

Hotfix XS82E032 - For Citrix Hypervisor 8.2

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.2. All customers who are affected by the issues described inCTX325319 - Citrix Hypervisor Multiple Security Updatesshould install this hotfix. Information About this Hotfix Component| Details ---|---...

Renewing the VPP token in Citrix Endpoint Management and XenMobile

This article guides users through the process of renewing the VPP token in Citrix Endpoint Management and XenMobile. The workflow remains consistent for both on-premises and cloud platforms...

Citrix Hypervisor Security Update

Several security issues have been discovered in Citrix Hypervisor that, collectively, may allow privileged code in a guest VM to compromise or crash the host. These issues have the following identifiers: CVE-ID| Description| Pre-requisites ---|---|--- CVE-2021-28694| Host denial of service|...

LDAP Bind Account Requirements for Citrix ADC and Citrix Gateway Authentication Features

When using the Lightweight Directory Access Protocol LDAP for authentication features of Citrix ADC and Citrix Gateway, not all accounts can function as the LDAP bind account. Some minimum requirements are necessary when configuring features that use LDAP Authentication such as Citrix ADC system...

Macs turn on apps signed by Symantec, treat them as malware

On August 23, following an update to Apples security systems on macOS, some Mac users began to see security alerts about some of their apps, claiming that they "will damage your computer," and offering users the option to "report malware to Apple." This has led to much confusion online, and to an...

NOTICE of STATUS CHANGE ANNOUNCEMENT FOR NETSCALER Traffic Domain BASED FEATURES & FUNCTIONALITIES

Citrix Systems, Inc. announces a Notice of Status Change NSC for Citrix ADC Traffic Domain features and functionalities.Table 1 below explains Citrix ADC life cycle management milestones as well as important information about dates and options during this period. The dates and milestones provided...

Security News: Exchange ProxyShell, Zoom RCE, Citrix Canceled PT Acknowledgments, Cisco No Patch Router RCEs

Hello everyone! This is a new episode with my comments on the latest Information Security news. Exchange ProxyShell I want to start with something about attacks on Exchange. ProxyShell is in the news, the LockFile ransomware compromised more than 2000 servers. On the other hand, there is basicall...

Hotfix XS82E031 - For Citrix Hypervisor 8.2

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.2. Information About this Hotfix Component| Details ---|--- Prerequisite| None Post-update tasks| Restart the XAPI Toolstack Content live patchable| No Baselines for Live Patch| N/A Revision History|...

Citrix App Layering | Start Menu does not respond to left click on Windows 10 when template is published via Azure Connector

Start menu does not respond to left click for VDI's created from a template published via the Azure connector The start menu may respond on first logon - but will always fail on second and subsequent logons After logon we see the following events in the application event logs:...

Gateway / AAA : Page stuck at loading (Page Spinning ) after upgrade.

After upgrade when accessing the Citrix Gateway the page is stuck at spinning wheel...

Citrix Provisioning Services - Target Device(s) Hang After 96 Hours With No PVS License

After a license server upgrade to support PVS 1912 LTSR from 7.15 LTSR Target Devices may immediately report entering "grace period". After 96 hours of uptime the Target Device may appear to freeze. Target Device hangs or freezes are typically first found in the Studio console by a CVAD...

Postmortem on U.S. Census Hack Exposes Cybersecurity Failures

Threat actors exploited an unpatched Citrix flaw to breach the network of the U.S. Census Bureau in January in an attack that was ultimately halted before a backdoor could be installed or sensitive data could be stolen, according to a report by a government watchdog organization. However,...

CVE-2021-22932

An issue has been identified in the CTX269106 mitigation tool for Citrix ShareFile storage zones controller which causes the ShareFile file encryption option to become disabled if it had previously been enabled. Customers are only affected by this issue if they previously selected “Enable...

Design/Logic Flaw

An issue has been identified in the CTX269106 mitigation tool for Citrix ShareFile storage zones controller which causes the ShareFile file encryption option to become disabled if it had previously been enabled. Customers are only affected by this issue if they previously selected “Enable...

CVE-2021-22932

CVE-2021-22932 affects Citrix ShareFile storage zones controller via the CTX269106 mitigation tool, which can disable the encryption option if it had been enabled. Affected users who previously selected “Enable Encryption” and did not re-select after running CTX269106 may see encryption disabled;...

CVE-2021-22932

An issue has been identified in the CTX269106 mitigation tool for Citrix ShareFile storage zones controller which causes the ShareFile file encryption option to become disabled if it had previously been enabled. Customers are only affected by this issue if they previously selected “Enable...

Disabling Enhanced Graphics for sessions launched with Citrix Workspace app for Chrome OS 2108.2

In case you observe graphics distortions with the sessions launched with the Citrix Workspace app for Chrome OS 2108.2, please follow the steps below...