POP3 Server for Ipswitch IMail 7.04 and earlier generates different responses to valid and invalid user names, which allows remote attackers to determine users on the system.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Imail | Ipswitch | 6.0.2 (including) | 6.0.2 (including) |
| Imail | Ipswitch | 6.0.6 (including) | 6.0.6 (including) |
| Imail | Ipswitch | 7.0.4 (including) | 7.0.4 (including) |