Schneider Electric is aware of a vulnerability in its Easergy MiCOM Px40 Series products. The [Easergy MiCOM Px40](https://www.se.com/ww/en/product-subcategory/4725-easergy-micom-px40-series/?filter=business-6-medium-voltage-distribution-and-grid-automation) is a protection relay series for Medium Voltage, High Voltage and Extra High Voltage protection. Failure to apply the mitigations provided below may risk unauthorized exposure of basic device identification through the SNMP protocol.
The following versions of Schneider Electric Easergy MiCOM Px40 Series are affected:
Easergy MiCOM P14x All versions prior to B4A
Easergy MiCOM P24x All versions prior to D3A
Easergy MiCOM P341 All versions prior to E3F
Easergy MiCOM P342, P343, P344, P345 All versions prior to B3F
Easergy MiCOM P442, P444 All versions prior to E3A