phpBB 2.0.21 does not properly handle pathnames ending in %00, which allows remote authenticated administrative users to upload arbitrary files, as demonstrated by a query to admin/admin_board.php with an avatar_path parameter ending in .php%00.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Phpbb | Phpbb_group | 2.0.21 (including) | 2.0.21 (including) |