A vulnerability has been identified that, if exploited, could result in a local user elevating their privilege level to NT AUTHORITYSYSTEM on a Citrix Virtual Apps and Desktops Windows VDA.
Weakness
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Virtual_apps_and_desktops | Citrix | * | 2212 (excluding) |
| Virtual_apps_and_desktops | Citrix | 1912 (including) | 1912 (including) |
| Virtual_apps_and_desktops | Citrix | 1912-cu1 (including) | 1912-cu1 (including) |
| Virtual_apps_and_desktops | Citrix | 1912-cu2 (including) | 1912-cu2 (including) |
| Virtual_apps_and_desktops | Citrix | 1912-cu3 (including) | 1912-cu3 (including) |
| Virtual_apps_and_desktops | Citrix | 1912-cu4 (including) | 1912-cu4 (including) |
| Virtual_apps_and_desktops | Citrix | 1912-cu5 (including) | 1912-cu5 (including) |
| Virtual_apps_and_desktops | Citrix | 2203 (including) | 2203 (including) |
| Virtual_apps_and_desktops | Citrix | 2203-cu1 (including) | 2203-cu1 (including) |
Potential Mitigations
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/122.html
- https://cwe.mitre.org/data/definitions/233.html
- https://cwe.mitre.org/data/definitions/58.html