Moodle 2.3.x before 2.3.1 uses only a client-side check for whether references are permitted in a file upload, which allows remote authenticated users to bypass intended alias (aka shortcut) restrictions via a client that omits this check.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Moodle | Moodle | 2.3.0 (including) | 2.3.0 (including) |
| Moodle | Ubuntu | artful | * |
| Moodle | Ubuntu | hardy | * |
| Moodle | Ubuntu | lucid | * |
| Moodle | Ubuntu | natty | * |
| Moodle | Ubuntu | oneiric | * |
| Moodle | Ubuntu | precise | * |
| Moodle | Ubuntu | quantal | * |
| Moodle | Ubuntu | raring | * |
| Moodle | Ubuntu | saucy | * |
| Moodle | Ubuntu | upstream | * |
| Moodle | Ubuntu | utopic | * |
| Moodle | Ubuntu | vivid | * |
| Moodle | Ubuntu | wily | * |
| Moodle | Ubuntu | yakkety | * |
| Moodle | Ubuntu | zesty | * |