Error: "No device license is currently available for this computer" on Citrix Provisioning service

When launching a session to the PVS target the following error message appears: “ No device license is currently available for this computer. A system shutdown will be initiated in 720 hours. To avoid loss of data, save your work now and close all the applications.” In the PVS console, the Target...

CVE-2019-18910: Improper Neutralization of Special Elements used in an OS Command

The Citrix Receiver wrapper function does not safely handle user supplied input, which may be leveraged by an attacker to inject commands that will execute with local user privileges...

Control domain memory leak issue on Citrix Hypervisor 8.0 when GPU in use

1. Any operation on VMs start, shutdown, creating and removing snapshot etc. with GPU are extremely slow 2. Citrix Hypervisor 8.0 freezing when GPU in use...

Ubuntu 18.04.2 VMs can fail to boot on Citrix Hypervisor (formerly XenServer)

When creating an Ubuntu 18.04.2 or18.04.3VM or updating an existing VM to Ubuntu 18.04.2 or 18.04.3, your VM can fail to boot. The console shows the boot sequence hung at the point "Starting Tool to automatically collect and submit kernel crash signatures..." If you switch the console to shell mo...

PT-2019-4457 · Citrix · Citrix Receiver

Name of the Vulnerable Software and Affected Versions: Citrix Receiver affected versions not specified Description: The issue arises from insufficient input validation in the Citrix Receiver wrapper function, allowing an attacker to potentially inject commands that execute with local user...

HPSBHF03642 rev. 2 - HP ThinPro Linux Information Disclosure and Privilege Escalation

Potential Security Impact Information Disclosure, Privilege Escalation, and Arbitrary Code Execution Source: HP, HP Product Security Response Team PSRT Reported by: Eldar Marcussen - xen1thLabs - Software Labs PSR-2019-0173, CVE-2019-16285, CVE-2019-16286, CVE-2019-16287, CVE-2019-18909,...

Citrix Xenserver Directory Traversal (CVE-2018-14007)

A directory traversal vulnerability exists in citrix xenserver. Successful exploitation of this vulnerability would allow a remote attacker to list directories on the affected system...

Citrix Hypervisor Security Update

Description of Problem A security issue has been identified in certain CPU hardware that may allow unprivileged code running on a CPU core to infer the value of memory data belonging to other processes, virtual machines or the hypervisor that are, or have recently been, running on the same CPU...

Intel Ethernet 700 Series Controllers CVE-2019-0140 Buffer Overflow Vulnerability

Description Intel Ethernet 700 Series Controllers are prone to a buffer-overflow vulnerability. An attacker can exploit this issue to obtain elevated privileges that may aid in further attacks. Intel Ethernet 700 Series Controllers versions prior to 7.0 are vulnerable. Technologies Affected Citri...

Multiple Intel Processors Side Channel CVE-2019-11135 Information Disclosure Vulnerability

Description Multiple Intel Processors are prone to a local information-disclosure vulnerability. A local attacker can leverage this issue to obtain sensitive information that may aid in further attacks. Technologies Affected Citrix Hypervisor 8.0 Citrix XenServer 7.0 Citrix XenServer 7.1 LTSR CU2...

Multiple Intel Processors CVE-2018-12207 Denial of Service Vulnerability

Description Multiple Intel Processors are prone to a denial of service vulnerability. An attacker can exploit this issue to cause a denial-of-service condition. Technologies Affected Citrix Hypervisor 8.0 Citrix XenServer 7.0 Citrix XenServer 7.1 LTSR CU2 Citrix XenServer 7.6 Intel 2nd generation...

Citrix StoreFront Server XML External Entity Injection (CVE-2019-13608)

An XML external entity injection vulnerability exists in Citrix StoreFront Server. A successful exploitation of this vulnerability could result in the disclosure of file contents from the target system...

Unable to Autoupdate Workspace App for Mac 19.10/19.10.1 - Error: "An unexpected error occurred during installation"

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. When trying to autoupdate Workspace App for Mac from 19.10/19.10.1 to 19.10.2 and above you will...

Citrix Workspace App Installed (Windows)

Binary data citrixworkspacewininstalled.nbin...

How To Customize The Window Title Of Native Citrix Receiver Authentication Dialogs

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. All native Citrix Receiver authentication dialogs have title “Citrix Receiver” thus: This article...

CVE-2019-19781

An issue was discovered in Citrix Application Delivery Controller ADC and Gateway 10.5, 11.1, 12.0, 12.1, and 13.0. They allow Directory Traversal. Recent assessments: kevthehermit at February 22, 2020 12:29am UTC reported: AWS had pre built AMIs for these appliances built and supplied to the...

Citrix Hypervisor Security Update

Description of Problem A number of vulnerabilities have been found in Citrix Hypervisor formerly Citrix XenServer that allow the host to be compromised by: i. Privileged code in a guest VM that has been assigned a PCI passthrough device ii. Privileged code in a PV guest VM iii. Unprivileged code ...

Xen CVE-2019-18421 Privilege Escalation Vulnerability

Description Xen is prone to a privilege-escalation vulnerability. An attacker can exploit this issue to gain elevated privileges, obtain sensitive information or cause denial-of-service conditions. Technologies Affected Citrix Hypervisor 8.0 Citrix XenServer 7.0 Citrix XenServer 7.1 LTSR CU2 Citr...

Citrix Licensing: Studio unable to connect to Licensing server - Untrusted server

1. Unable to connect to Citrix Licensing server from Studio getting "Untrusted server". 2. Getting "An error occurred while retrieving the certificate for the license server at this address". 3. Error Id: XDDS:BD69C800 DesktopStudioErrorId : UnknownError ErrorCategory : ResourceUnavailable...

Xen CVE-2019-18425 Privilege Escalation Vulnerability

Description Xen is prone to a privilege-escalation vulnerability. An attacker can exploit this issue to gain elevated privileges, obtain sensitive information or cause denial-of-service conditions. Technologies Affected Citrix Hypervisor 8.0 Citrix XenServer 7.0 Citrix XenServer 7.1 LTSR CU2 Citr...