A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause a disruption of communication between the Modicon controller and the engineering software, when an attacker is able to intercept and manipulate specific Modbus response data. Affected Product: EcoStruxure Process Expert (V2021 and prior), EcoStruxure Control Expert (V15.0 SP1 and prior)
The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product.
Link | Tags |
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https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-067-01 | vendor advisory |