Citrix vulnerabilities

Citrix Metaframe Password Manager 2.5 and earlier stores a password in cleartext although it is obfuscated when presented to a user, which allows users to view their secondary passwords even if it is not allowed by policy.

The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.

xend in Xen 3.3.0 does not properly restrict a guest VM's write access within the /local/domain xenstore directory tree, which allows guest OS users to cause a denial of service and possibly have unspecified other impact by writing to (1) console/tty, (2) cons…

Citrix XenServer 4.1, 6.0, 5.6 SP2, 5.6 Feature Pack 1, 5.6 Common Criteria, 5.6, 5.5, 5.0, and 5.0 Update 3 contains a Local Privilege Escalation Vulnerability which could allow local users with access to a guest operating system to gain elevated privileges.

The GNTTABOP_swap_grant_ref sub-operation in the grant table hypercall in Xen 4.2 and Citrix XenServer 6.0.2 allows local guest kernels or administrators to cause a denial of service (host crash) and possibly gain privileges via a crafted grant reference that …

The Citrix MetaFrame Password Manager 2.0, when a central credential store is not configured, does not encrypt passwords entered immediately after executing the First Time User Wizards, which allows local users to gain sensitive information.

Untrusted search path vulnerability in Citrix MetaFrame Presentation Server allows local users to gain privileges via a malicious icabar.exe placed in the search path.

Citrix Linux Virtual Delivery Agent (aka VDA, formerly Linux Virtual Desktop) before 1.4.0 allows local users to gain root privileges via unspecified vectors.

Unspecified vulnerability in Citrix XenServer 5.0 Update 3 and earlier, and 5.5, allows local users to bypass authentication and execute unspecified Xen API (XAPI) calls via unknown vectors.

Citrix VDI-in-a-Box 5.3.x before 5.3.6 and 5.4.x before 5.4.3 allows local users to obtain administrator credentials by reading the log.

Citrix Worx Home for iOS before 10.3.6 and XenMobile MDX Toolkit for iOS before 10.3.6 might allow physically proximate attackers to bypass in-application Apple Touch ID authentication via unspecified vectors, related to an application requiring re-authenticat…

tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1 allows local users to cause a denial of service (management software infinite loop and management domain resource consumption) via unspecified vectors related to "Lack of error checking in the de…

Race condition in the grant table code in Xen 4.6.x through 4.9.x allows local guest OS administrators to cause a denial of service (free list corruption and host crash) or gain privileges on the host via vectors involving maptrack free list handling.

Citrix XenServer 5.0 Update 2 and earlier, and 5.5 Update 1 and earlier, when using a pvops kernel, allows guest users to cause a denial of service in the host via unspecified vectors that trigger "incorrectly set flags."

Users with only access to launch VDA applications can launch an unauthorized desktop

The installation process for Citrix Presentation Server 4.5 and Desktop Server 1.0, when MSI logging is enabled, stores database credentials in MSI log files, which allows local users to obtain these credentials by reading the log files.

Race condition in QEMU in Xen allows local x86 HVM guest OS administrators to gain privileges by changing certain data on shared rings, aka a "double fetch" vulnerability.

Unspecified vulnerability in Citrix XenApp (formerly Presentation Server) 4.5 Feature Pack 1 and earlier, Presentation Server 4.0, and Access Essentials 1.0, 1.5, and 2.0 allows local users to gain privileges via unknown attack vectors related to creating an u…

Citrix Presentation Server Client for Windows before 10.200 does not clear "credential information" from process memory in unspecified circumstances, which might allow local users to gain privileges.

Remote desktop takeover via phishing

A vulnerability has been identified that, if exploited, could result in a local user elevating their privilege level to NT AUTHORITY\SYSTEM on a Citrix Virtual Apps and Desktops Windows VDA.

A malicious user can cause log files to be written to a directory that they do not have permission to write to.

A vulnerability has been identified in Citrix Virtual Apps and Desktops that could, if exploited, allow a user of a Windows VDA that has either Citrix Profile Management or Citrix Profile Management WMI Plugin installed to escalate their privilege level on tha…

Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges in Windows Virtual Delivery Agent for CVAD and Citrix DaaS

Local privilege escalation allows a low-privileged user to gain SYSTEM privileges in Citrix Workspace app for Windows