MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x: Device versions prior to v2.5.4.1 does not perform proper authorization and authentication checks on multiple API routes. An attacker may gain access to these API routes and achieve remote code execution, create a denial-of-service condition, and obtain sensitive information.