The Session Reliability Service (XTE) in Citrix MetaFrame Presentation Server 3.0, Presentation Server 4.0, and Access Essentials 1.0 and 1.5, allows remote attackers to bypass network security policies and connect to arbitrary TCP ports via a modified address:port string.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Access_essentials | Citrix | 1.0 (including) | 1.0 (including) |
| Access_essentials | Citrix | 1.5 (including) | 1.5 (including) |
| Metaframe | Citrix | 3.0 (including) | 3.0 (including) |
| Metaframe | Citrix | 4.0 (including) | 4.0 (including) |