smtp.c in the c-client library in University of Washington IMAP Toolkit 2007b allows remote SMTP servers to cause a denial of service (NULL pointer dereference and application crash) by responding to the QUIT command with a close of the TCP connection instead of the expected 221 response code.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Imap_toolkit | University_of_washington | 2007b (including) | 2007b (including) |
| Uw-imap | Ubuntu | dapper | * |
| Uw-imap | Ubuntu | gutsy | * |
| Uw-imap | Ubuntu | hardy | * |
| Uw-imap | Ubuntu | intrepid | * |
| Uw-imap | Ubuntu | upstream | * |