The Mozilla Updater can be made to choose an arbitrary target working directory for output files resulting from the update process. This vulnerability requires local system access. Note: this issue only affects Windows operating systems. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.
| Software | From | Fixed in |
|---|---|---|
| mozilla / firefox | - | 50.0 |
| mozilla / thunderbird | - | 45.5.0 |
| mozilla / firefox | - | 45.5.0 |