| Package | Affected versions | Patched versions |
|---|---|---|
| quantum ethernet module 140noe77100 | ≤ 3.3≤ 3.4 | |
| quantum ethernet module 140noe77101 | ≤ 4.9 | |
| quantum ethernet module 140noe77111 | ≤ 5.0 |
The modbus_125_handler function in the Schneider Electric Quantum Ethernet Module on the NOE 771 device (aka the Quantum 140NOE771* module) allows remote attackers to install arbitrary firmware updates via a MODBUS 125 function code to TCP port 502.
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