Huawei DP300, V500R002C00, RP200, V600R006C00, TE30, V100R001C10, V500R002C00,V600R006C00, TE40, V500R002C00, V600R006C00, TE50, V500R002C00,V600R006C00, TE60, V100R001C10, V500R002C00, V600R006C00, TX50,V500R002C00, V600R006C00 have a buffer overflow vulnerability. An attacker may send specially crafted HTTP messages to the affected products. Due insufficient input validation of three different parameters in the messages, successful exploit may cause some service abnormal.