Denial of service to NT mail servers including Ipswitch, Mdaemon, and Exchange through a buffer overflow in the SMTP HELO command.
| Software | From | Fixed in |
|---|---|---|
| ibm / lotus_domino_mail_server | - | - |
| microsoft / exchange_server | 4.0 | 4.0.x |
| microsoft / exchange_server | 5.0 | 5.0.x |