A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Legacy Controllers Modicon Quantum & Modicon Premium (see security notifications for affected versions), that could cause denial of service when a specially crafted Read Physical Memory request over Modbus is sent to the controller.
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Legacy Controllers Modicon Quantum & Modicon Premium (see security notifications for affected versions), that could cause denial of service when a specially crafted Read Physical Memory request over Modbus is sent to the controller.
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in the Web Server on Modicon M340, Legacy Offers Modicon Quantum and Modicon Premium and associated Communication Modules (see security notification for affected versions), that could cause denial of HTTP and FTP services when a series of specially crafted requests is sent to the controller over HTTP.
A CWE-123: Write-what-where Condition vulnerability exists in EcoStruxure™ Control Expert (all versions) and Unity Pro (former name of EcoStruxure™ Control Expert) (all versions), that could cause a crash of the software or unexpected code execution when opening a malicious file in EcoStruxure™ Control Expert software.
A CWE-760: Use of a One-Way Hash with a Predictable Salt vulnerability exists in Modicon M221 (all references, all versions), that could allow an attacker to pre-compute the hash value using dictionary attack technique such as rainbow tables, effectively disabling the protection that an unpredictable salt would provide.
A CWE-862: Missing Authorization vulnerability exists in Easergy T300 (firmware 2.7 and older), that could cause a wide range of problems, including information exposures, denial of service, and arbitrary code execution when access control checks are not applied consistently.
A CWE-311: Missing Encryption of Sensitive Data vulnerability exists in Easergy T300 (firmware 2.7 and older), that would allow an attacker to read network traffic over HTTP protocol.
A CWE-311: Missing Encryption of Sensitive Data vulnerability exists in Easergy T300 (firmware 2.7 and older), that would allow an attacker to read network traffic over HTTP protocol.
A CWE-1021: Improper Restriction of Rendered UI Layers or Frames vulnerability exists in Easergy T300 (firmware 2.7 and older), that would allow an attacker to trick a user into initiating an unintended action.
A CWE-522: Insufficiently Protected Credentials vulnerability exists in EcoStruxure Geo SCADA Expert 2019 (Original release and Monthly Updates to September 2020, from 81.7268.1 to 81.7578.1) and EcoStruxure Geo SCADA Expert 2020 (Original release and Monthly Updates to September 2020, from 83.7551.1 to 83.7578.1), that could cause exposure of credentials to server-side users when web users are logged in to Virtual ViewX.