CVE-2020-7559

A CWE-120: Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially...

CVE-2020-28212

A CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause unauthorized command execution when a brute force attack is done over Modbus...

CVE-2020-28213

A CWE-494: Download of Code Without Integrity Check vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause unauthorized command execution when sending specially crafted requests over Modbus...

CVE-2020-28211

A CWE-863: Incorrect Authorization vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause bypass of authentication when overwriting memory using a debugger...

Buffer overflow

A CWE-120: Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially...

Design/Logic Flaw

A CWE-494: Download of Code Without Integrity Check vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause unauthorized command execution when sending specially crafted requests over Modbus...

CVE-2020-7538

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially crafted request...

Design/Logic Flaw

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially crafted request...

CVE-2020-7559

A CWE-120: Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially...

Authentication flaw

A CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause unauthorized command execution when a brute force attack is done over Modbus...

CVE-2020-7559

A CWE-120: Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially...

CVE-2020-7559

Schneider Electric EcoStruxure Control Expert PLC Simulator Modbus processing vulnerability (CVE-2020-7559) is a stack-based buffer overflow in the Modbus message handling path. In the TALOS report, a large Modbus request can be written into a stack buffer of 0x8000 bytes via memcpy without lengt...

CVE-2020-7538

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially crafted request...

CVE-2020-7538

CVE-2020-7538 affects the PLC Simulator for EcoStruxure Control Expert (Unity Pro) across all versions. The flaw is CWE-754: Improper Check for Unusual or Exceptional Conditions, which could crash the PLC simulator when it receives a specially crafted Modbus request. Affected: PLC Simulator for E...

CVE-2020-28213

Across multiple sources, CVE-2020-28213 affects Schneider Electric EcoStruxure Control Expert (Unity Pro) PLC Simulator, with the flaw lying in downloading code without integrity checking via Modbus. The vulnerability allows unauthorized command execution on all versions, as reported in CVE recor...

CVE-2020-28213

A CWE-494: Download of Code Without Integrity Check vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause unauthorized command execution when sending specially crafted requests over Modbus...

CVE-2020-28212

CVE-2020-28212 describes an authentication- bypass risk in EcoStruxure Control Expert PLC Simulator (Unity Pro) via brute-forcing Modbus sessions. Root cause: CWE-307 improper restriction of excessive authentication attempts, enabling a remote attacker to gain unauthorized command execution with ...

CVE-2020-28212

A CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause unauthorized command execution when a brute force attack is done over Modbus...

CVE-2020-28211

A CWE-863: Incorrect Authorization vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause bypass of authentication when overwriting memory using a debugger...

CVE-2020-7559: Buffer Copy without Checking Size of Input

A CWE-120: Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability exists in PLC Simulator on EcoStruxureª Control Expert now Unity Pro all versions that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially...