fasttrack p2p, as used in (1) KaZaA, (2) grokster, and (3) morpheus allows remote attackers to spoof other users by modifying the username and network information in the message header.
| Software | From | Fixed in |
|---|---|---|
| fasttrack / kazaa | 1.2 | 1.2.x |
| fasttrack / kazaa | 1.5 | 1.5.x |
| music_city_networks / morpheus | 1.3 | 1.3.x |
| fasttrack / kazaa | 1.4 | 1.4.x |
| grokster / grokster | 1.3 | 1.3.x |
| music_city_networks / morpheus | 1.3.3 | 1.3.3.x |
| fasttrack / kazaa | 1.3.3 | 1.3.3.x |
| fasttrack / kazaa | 1.3 | 1.3.x |
| grokster / grokster | 1.3.3 | 1.3.3.x |