The web interface for Pingtel xpressa SIP-based voice-over-IP phone 1.2.5 through 1.2.7.4 allows authenticated users to modify the Call Forwarding settings and hijack calls.
| Name | Vendor | Start Version | End Version | 
|---|---|---|---|
| Xpressa | Pingtel | 1.2.5 (including) | 1.2.5 (including) | 
| Xpressa | Pingtel | 1.2.7.4 (including) | 1.2.7.4 (including) |