CVE-2017-17382

Citrix NetScaler Application Delivery Controller ADC and NetScaler Gateway 10.5 before build 67.13, 11.0 before build 71.22, 11.1 before build 56.19, and 12.0 before build 53.22 might allow remote attackers to decrypt TLS ciphertext data by leveraging a Bleichenbacher RSA padding oracle, aka a...

Information disclosure

Citrix NetScaler Application Delivery Controller ADC and NetScaler Gateway 10.5 before build 67.13, 11.0 before build 71.22, 11.1 before build 56.19, and 12.0 before build 53.22 allow remote attackers to obtain sensitive information from the backend client TLS handshake by leveraging use of TLS...

CVE-2017-17549

Citrix NetScaler Application Delivery Controller ADC and NetScaler Gateway 10.5 before build 67.13, 11.0 before build 71.22, 11.1 before build 56.19, and 12.0 before build 53.22 allow remote attackers to obtain sensitive information from the backend client TLS handshake by leveraging use of TLS...

CVE-2017-17382

Citrix NetScaler Application Delivery Controller ADC and NetScaler Gateway 10.5 before build 67.13, 11.0 before build 71.22, 11.1 before build 56.19, and 12.0 before build 53.22 might allow remote attackers to decrypt TLS ciphertext data by leveraging a Bleichenbacher RSA padding oracle, aka a...

CVE-2017-17549

Citrix NetScaler Application Delivery Controller ADC and NetScaler Gateway 10.5 before build 67.13, 11.0 before build 71.22, 11.1 before build 56.19, and 12.0 before build 53.22 allow remote attackers to obtain sensitive information from the backend client TLS handshake by leveraging use of TLS...

CVE-2017-17549

Citrix NetScaler ADC and NetScaler Gateway are affected by CVE-2017-17549, enabling information disclosure from the backend client TLS handshake when TLS with Client Certificates and a Diffie-Hellman Ephemeral (DHE) key exchange are used. Affected virtual appliances include NetScaler ADC/Gateway ...

CVE-2017-17382

CVE-2017-17382 affects Citrix NetScaler ADC and NetScaler Gateway (versions 10.5 before 67.13, 11.0 before 71.22, 11.1 before 56.19, and 12.0 before 53.22). The root cause is a Bleichenbacher RSA padding oracle that could allow a remote attacker to decrypt TLS ciphertext, i.e., a ROBOT-style atta...

CVE-2017-17382

Citrix NetScaler Application Delivery Controller ADC and NetScaler Gateway 10.5 before build 67.13, 11.0 before build 71.22, 11.1 before build 56.19, and 12.0 before build 53.22 might allow remote attackers to decrypt TLS ciphertext data by leveraging a Bleichenbacher RSA padding oracle, aka a...

19-Year-Old TLS Vulnerability Weakens Website Crypto

A vulnerability called ROBOT, first identified in 1998, has resurfaced. Impacted are leading websites ranging from Facebook to Paypal, which are vulnerable to attackers that could decrypt encrypted data and sign communications using the sites’ own private encryption key. The vulnerability is foun...

Configuring Citrix StoreFront with the Secure Browser Service

This article describes how existing on-premise XenApp/XenDesktop customers can integrate and deliver Secure Browser via their existing Storefronts to end users...

CVE-2017-17382 - TLS Padding Oracle Vulnerability in Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway

Description of Problem A vulnerability has been identified in the Citrix NetScaler Application Delivery Controller ADC and NetScaler Gateway Packet Engine that could allow an attacker to exploit the appliance to decrypt TLS traffic. This vulnerability has been assigned the following CVE:...

CVE-2017-17549 - Information Disclosure in Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway Client TLS Handshake

Description of Problem A vulnerability has been identified in the Citrix NetScaler Application Delivery Controller ADC and NetScaler Gateway Packet Engine that could result in the disclosure of cleartext traffic from the backend client TLS handshake. This vulnerability only affects connections...

"An error occurred during the Create Store Wizard. Please check the log in Event Viewer and try again" While Creating Store

The objective of this article is to solve the issue with StoreFront no able to create Stores. Error Message: Here is the error message from event log which is received when trying to create new Store: System.UriFormatException: Invalid URI: The hostname could not be parsed. at...

Receiver Warning: "A Potentially UNSAFE Connection to the Computer Has Been Initiated"

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. -Getting warning message:"A potentially UNSAFE connection to the computer has been initiated" when...

Error: "One or more issues were detected with your licensing configuration" during XenApp/XenDesktop upgrade to 7.16

When upgrading a Delivery Controller to version 7.16, a Citrix licensing error message might appear "One or more issues were detected with your licensing configuration. If unresolved, such issues will affect users' ability to access applications and desktops after the site upgrade"...

Controlling Citrix Workspace app Refresh Time

Note:- This article is intended for Citrix administrators and technical teams only. Non-admin users must contact their company's Help Desk/IT support team. Citrix Workspace app would periodically refresh the resources from the server. By default, periodic refresh happens every 60 minutes after th...

How to Troubleshoot Browser Content Redirection

This article provides an overview of the Browser content redirection BCR feature and use cases before providing general troubleshooting guidelines. It is highly recommended that you first read through the Browser content redirection and Browser content redirection policy settings sections of the...

Citrix XenServer Multiple Vulnerabilities (CTX230138)

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 CTX230138 advisory. C Tenable Network Security, Inc. include"compat.inc"; if description scriptid105083; scriptversion"1.10";...

StoreFront 3.7 - Chrome Does Not Detect Receiver on Client

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. While launching applications from Chrome, it uses HTML Receiver instead of Locally installed Receive...

EDT Security using DTLS

EDT Security using DTLS As from XenApp and XenDesktop 7.16 VDAs, DTLS is supported refer to the Windows OS VDA 7.16 Schannel library support for DTLS article. This means that backend connection between NetScaler and the VDA could optionally use DTLS. In addition, Receiver could optionally use DTL...