Microsoft Outlook Express before 4.72.3612.1700 allows a malicious user to send a message that contains a .., which can inadvertently cause Outlook to re-enter POP3 command mode and cause the POP3 session to hang.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Outlook_express | Microsoft | * | 4.72.3612.1700 (including) |
| Outlook_express | Microsoft | 4.27.3110.1 (including) | 4.27.3110.1 (including) |
| Outlook_express | Microsoft | 4.72.3120.0 (including) | 4.72.3120.0 (including) |