| Package | Affected versions | Patched versions |
|---|---|---|
| virtual apps and desktops | ≥ 1903, ≤ 1912≤ 2006 | |
| xenapp | = 7.15= 7.6≥ 7.7, < 7.15< 7.6 | 7.157.6 |
| xendesktop | = 7.15= 7.6≥ 7.7, < 7.15< 7.6 | 7.157.6 |
An authorised user on a Windows host running Citrix Universal Print Server can perform arbitrary command execution as SYSTEM in CVAD versions before 2009, 1912 LTSR CU1 hotfixes CTX285870 and CTX286120, 7.15 LTSR CU6 hotfix CTX285344 and 7.6 LTSR CU9.
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