Vulnerabilities > CVE-2020-7566 - Small Space of Random Values vulnerability in Schneider-Electric Modicon M221 Firmware
Attack vector
ADJACENT_NETWORK Attack complexity
MEDIUM Privileges required
NONE Confidentiality impact
PARTIAL Integrity impact
PARTIAL Availability impact
NONE Summary
A CWE-334: Small Space of Random Values vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the encryption keys when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.
Vulnerable Configurations
Part | Description | Count |
---|---|---|
OS | 1 | |
Hardware | 1 |