CVE-2022-24323 : Security Advisory and Response
Discover the CWE-754 vulnerability impacting EcoStruxure Process Expert and Control Expert by Schneider Electric. Learn about the potential disruption of Modicon controller communication and essential mitigation steps.
A CWE-754 vulnerability has been identified in Schneider Electric's EcoStruxure Process Expert and Control Expert, leading to a disruption in communication between Modicon controller and engineering software when specific Modbus response data is intercepted and manipulated.
Understanding CVE-2022-24323
This CVE-2022-24323 entails an Improper Check for Unusual or Exceptional Conditions vulnerability affecting Schneider Electric's EcoStruxure Process Expert and Control Expert.
What is CVE-2022-24323?
The CWE-754 vulnerability allows attackers to disrupt communication between Modicon controller and engineering software by manipulating specific Modbus response data.
The Impact of CVE-2022-24323
The impact involves a medium severity level with high availability impact, posing a risk when an attacker with network access intercepts and manipulates the Modbus response data.
Technical Details of CVE-2022-24323
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises from an Improper Check for Unusual or Exceptional Conditions, allowing unauthorized access to disrupt the communication between the Modicon controller and engineering software.
Affected Systems and Versions
The affected products include EcoStruxure Process Expert (V2021 and prior) and EcoStruxure Control Expert (V15.0 SP1 and prior).
Exploitation Mechanism
Attackers can exploit this vulnerability by intercepting and manipulating specific Modbus response data, causing a disruption in communication.
Mitigation and Prevention
Protecting systems from CVE-2022-24323 is crucial to ensure the security of Schneider Electric's EcoStruxure products.
Immediate Steps to Take
Immediately apply patches provided by Schneider Electric to mitigate the vulnerability and prevent potential exploitation.
Long-Term Security Practices
Implement robust network security measures and access controls to prevent unauthorized access and manipulation of data.
Patching and Updates
Regularly update and patch EcoStruxure Process Expert and Control Expert to address security vulnerabilities and enhance overall system security.