Medium · published April 11, 2023
A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT PRO (All versions < V5.5.2), SCALANCE X202-2IRT (All versions < V5.5.2), SCALANCE X202-2IRT (All versions < V5.5.2), SCALANCE X202-2P IRT (All versions < V5.5.2), SCALANCE X202-2P IRT PRO (All versions < V5.5.2), SCALANCE X204IRT (All versions < V5.5.2), SCALANCE X204IRT (All versions < V5.5.2), SCALANCE X204IRT PRO (All versions < V5.5.2), SCALANCE XF201-3P IRT (All versions < V5.5.2), SCALANCE XF202-2P IRT (All versions < V5.5.2), SCALANCE XF204-2BA IRT (All versions < V5.5.2), SCALANCE XF204IRT (All versions < V5.5.2), SIPLUS NET SCALANCE X202-2P IRT (All versions < V5.5.2). The SSH server on affected devices is configured to offer weak ciphers by default.
This could allow an unauthorized attacker in a man-in-the-middle position to read and modify any data
passed over the connection between legitimate clients and the affected device.
| Product | Versions | Fixed in |
|---|---|---|
| siemens/scalance_x200-4p_irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_x201-3p_irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_x201-3p_irt_pro_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_x202-2irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_x202-2irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_x202-2p_irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_x202-2p_irt_pro_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_x204irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_x204irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_x204irt_pro_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_xf201-3p_irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_xf202-2p_irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_xf204-2ba_irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/scalance_xf204irt_firmware | < 5.5.2 | 5.5.2 |
| siemens/siplus_net_scalance_x202-2p_irt_firmware | < 5.5.2 | 5.5.2 |