Mail in Mac OS X 10.3.7, when generating a Message-ID header, generates a GUUID that includes information that identifies the Ethernet hardware being used, which allows remote attackers to link mail messages to a particular machine.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Mac_os_x | Apple | 10.3.7 (including) | 10.3.7 (including) |
| Mac_os_x_server | Apple | 10.3.7 (including) | 10.3.7 (including) |