Schneider Electric Modicon M221 PLCs and SoMachine Basic Use of Hard-Coded Cryptographic Key (CVE-2017-7574)

Schneider Electric SoMachine Basic 1.4 SP1 and Schneider Electric Modicon TM221CE16R 1.3.3.3 devices have a hardcoded- key vulnerability. The Project Protection feature is used to prevent unauthorized users from opening an XML protected project file, by prompting the user for a password. This XML...

CVE-2017-7574

Schneider Electric SoMachine Basic 1.4 SP1 and Modicon TM221CE16R 1.3.3.3 contain a hardcoded cryptographic key used to AES-CBC encrypt project files; the fixed key (SoMachineBasicSoMachineBasicSoMa) cannot be changed, allowing decrypted data to reveal the user password and enable opening/modifyi...