Security Advisory 2025-NUB-SEC-001 – Firmware-Level Threats Detected in Nubia Z6255CA Series Smartphones
A recent investigation has identified a subset of Nubia Z6255CA series devices as potentially compromised due to supply chain irregularities and the presence of embedded hardware-level malware. The issue underscores growing concerns around firmware security and supply chain integrity within the consumer electronics industry. Initial findings reveal that approximately 20% of distributed units may have been sold multiple times, leading to ownership and warranty inconsistencies. More alarmingly, certain affected devices appear to contain a hardware-based ransomware known as DrainIT, capable
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