CVE:CVE-2020-9502
CNNVD:CNNVD-202005-727
Dahua SD6AL Series等都是中国大华（Dahua）公司的产品。SD6AL Series是一款SD6AL系列网络摄像机。NVR 5x Series是一款5x系列的网络视频录像机。IPC-HX2XXX Series是一款IPC-HX2XXX系列网络摄像机。
多款Dahua产品（2019-12之前版本）存在安全漏洞，该漏洞源于程序使用了可被预测的会话ID。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。以下产品及版本受到影响：IPC-HX2XXX Series；IPC-HXXX5X4X Series；IPC-HX5842H；IPC-HX7842H；NVR 5x Series；NVR 4x Series；SD6AL Series；SD5A Series；SD1A Series；PTZ1A Series；SD50/52C Series；IPC-HFW1431S。
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