Hardware video encoders from multiple suppliers contain several critical security bugs that allow a remote unauthenticated miscreant to run arbitrary code on the equipment. In a disclosure published this week, Alexei Kojenov, lead product security engineer at Salesforce, outlined a series of flaws affecting IPTV/H.264/H.265 video encoders powered by the hi3520d chipset from Huawei’s HiSilicon subsidiary.

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