Listening TCP ports are sequentially allocated, allowing spoofing attacks.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Freebsd | Freebsd | 6.2-stable (including) | 6.2-stable (including) |
| Linux_kernel | Linux | 2.6.20.1 (including) | 2.6.20.1 (including) |
| Windows_nt | Microsoft | * | * |
| Netbsd | Netbsd | 2.0.4 (including) | 2.0.4 (including) |