A security issue exists in the protected mode of EN4TR devices, where sending specifically crafted messages during a Forward Close operation can cause the device to crash.
| Software | From | Fixed in |
|---|---|---|
| rockwellautomation / 1756-en2tr_series_a_firmware | - | 7.001 |
| rockwellautomation / 1756-en2tr_series_b_firmware | - | 7.001 |
| rockwellautomation / 1756-en2tr_series_c_firmware | - | 7.001 |
| rockwellautomation / 1756-en4tr_firmware | - | 7.001 |
| rockwellautomation / 1756-en4trxt_firmware | - | 7.001 |