A CWE-200: Information Exposure vulnerability exists in Modicon M580, Modicon BMENOC 0311, and Modicon BMENOC 0321, which could cause the disclosure of sensitive information when using specific Modbus services provided by the REST API of the controller/communication module.
https://www.schneider-electric.com/ww/en/download/document/SEVD-2019-281-04