The IP cloaking feature (cloak.c) in UnrealIRCd 3.2, and possibly other versions, uses a weak hashing scheme to hide IP addresses, which could allow remote attackers to use brute force methods to gain other users IP addresses.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Unrealircd | Unreal | 3.1.1 (including) | 3.1.1 (including) |
| Unrealircd | Unreal | 3.1.3 (including) | 3.1.3 (including) |
| Unrealircd | Unreal | 3.2 (including) | 3.2 (including) |
| Unrealircd | Unreal | 3.2_.0_beta_10 (including) | 3.2_.0_beta_10 (including) |