The Data Access component in Apple iOS before 5 does not properly handle the existence of multiple user accounts on the same mail server, which allows local users to bypass intended access restrictions in opportunistic circumstances by leveraging a different accounts cookie.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Iphone_os | Apple | 3.0 (including) | 3.0 (including) |
| Iphone_os | Apple | 3.1 (including) | 3.1 (including) |
| Iphone_os | Apple | 3.1.2 (including) | 3.1.2 (including) |
| Iphone_os | Apple | 3.1.3 (including) | 3.1.3 (including) |
| Iphone_os | Apple | 3.2 (including) | 3.2 (including) |
| Iphone_os | Apple | 3.2.1 (including) | 3.2.1 (including) |
| Iphone_os | Apple | 3.2.2 (including) | 3.2.2 (including) |
| Iphone_os | Apple | 4.0 (including) | 4.0 (including) |
| Iphone_os | Apple | 4.0.1 (including) | 4.0.1 (including) |
| Iphone_os | Apple | 4.0.2 (including) | 4.0.2 (including) |
| Iphone_os | Apple | 4.1 (including) | 4.1 (including) |
| Iphone_os | Apple | 4.2.1 (including) | 4.2.1 (including) |
| Iphone_os | Apple | 4.2.5 (including) | 4.2.5 (including) |
| Iphone_os | Apple | 4.2.8 (including) | 4.2.8 (including) |
| Iphone_os | Apple | 4.3.0 (including) | 4.3.0 (including) |
| Iphone_os | Apple | 4.3.1 (including) | 4.3.1 (including) |
| Iphone_os | Apple | 4.3.2 (including) | 4.3.2 (including) |
| Iphone_os | Apple | 4.3.3 (including) | 4.3.3 (including) |
| Iphone_os | Apple | 4.3.5 (including) | 4.3.5 (including) |