The vulnerability of the microprogrammed software of TBK DVR4104 and TBK DVR4216 devices lies in the lack of measures to neutralize special elements used in the operating system’s command set. This allows attackers to execute arbitrary commands or cause malfunctions in the device.

The vulnerability of the microprogramming software of the TBK DVR4104 and TBK DVR4216 devices lies in the lack of measures to neutralize special elements used in the operating system’s processing of parameters mdb and mdc in the /device.rsp?opt=sys&cmd=SOSTREAMAX command. Exploiting this...