Microsoft Internet Explorer 4.0 through 6.0 could allow local users to differentiate between alphanumeric and non-alphanumeric characters used in a password by pressing certain control keys that jump between non-alphanumeric characters, which makes it easier to conduct a brute-force password guessing attack.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ie | Microsoft | 4.0 (including) | 4.0 (including) |
| Ie | Microsoft | 4.0.1 (including) | 4.0.1 (including) |
| Ie | Microsoft | 4.1 (including) | 4.1 (including) |
| Internet_explorer | Microsoft | 4.0 (including) | 4.0 (including) |
| Internet_explorer | Microsoft | 4.0.1 (including) | 4.0.1 (including) |
| Internet_explorer | Microsoft | 4.0.1-sp2 (including) | 4.0.1-sp2 (including) |
| Internet_explorer | Microsoft | 5.5 (including) | 5.5 (including) |
| Internet_explorer | Microsoft | 5.5-sp1 (including) | 5.5-sp1 (including) |
| Internet_explorer | Microsoft | 5.5-sp2 (including) | 5.5-sp2 (including) |
| Internet_explorer | Microsoft | 6.0 (including) | 6.0 (including) |