The HTTPS fallback implementation in Shell In A Box (aka shellinabox) before 2.19 makes it easier for remote attackers to conduct DNS rebinding attacks via the "/plain" URL.
| Software | From | Fixed in |
|---|---|---|
| fedoraproject / fedora | 22 | 22.x |
| fedoraproject / fedora | 23 | 23.x |
| shellinabox_project / shellinabox | - | 2.18.x |