Backdoors Identified in Tens of C-Data Fiber Broadband DevicesSecurity researchers have discovered backdoors impacting a total of 29 Fiber-To-The-Home (FTTH) Optical Line Terminal (OLT) devices from Chinese vendor C-Data.
The company’s OLTs are available for purchase under various brands, including BLIY, OptiLink, V-SOL CN, and C-Data, delivering connectivity to numerous clients (up to 1024 in some cases), with some of the affected devices even supporting multiple 10-gigabit uplinks.
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