Multiple Dahua Products Denial of Service Vulnerabilities

Dahua IPC-HFW2XXX is a series of IP cameras, Dahua IPC-HDBW2XXX is a series of cameras, Dahua ASI7XXXX is a series of face recognition access controllers, and Dahua IPC-HFW2XXX is a series of IP cameras. A denial of service vulnerability exists in several Dahua products, which could be exploited by an attacker to send specified specially crafted packets to a vulnerable interface, which could cause the device to crash.