Mtcc-kld6-v3.06 Update

Release Date: March 12, 2025 (Targeted Rollout) Firmware Classification: Critical Stability & Security Update

| Metric | V3.04 (Baseline) | V3.06 | Improvement | | :--- | :--- | :--- | :--- | | Cycle time (100 tasks) | 2.4 ms | 1.8 ms | | | Interrupt latency (P0) | 47 µs | 22 µs | 53% lower | | Flash write endurance | 100,000 cycles | 150,000 cycles | 50% longer life | | Cold boot time | 18.2 sec | 12.7 sec | 30% quicker | Mtcc-kld6-v3.06 Update

| CVE ID | Severity | Description | Mitigation in V3.06 | | :--- | :--- | :--- | :--- | | | High (8.2) | Unrestricted upload of dangerous file types via web configuration interface. | Implemented MIME type whitelisting and scan engine. | | CVE-2024-11034 | Critical (9.1) | Use of hard-coded cryptographic key in the firmware update mechanism. | Replaced static key with per-device TPM-derived ephemeral key. | Release Date: March 12, 2025 (Targeted Rollout) Firmware

The industrial automation and embedded systems community has been buzzing with the staggered release of the update. For operators, system integrators, and maintenance engineers working with the KLD6 series of programmable logic controllers (PLCs) and remote telemetry units (RTUs), this is not just another incremental patch. | Replaced static key with per-device TPM-derived ephemeral