system
Identify the affected product in <CVE-2021-21745>.
user
Which product is affected by <CVE-2021-21745>?
assistant
The affected product is MF971R and version: BD_ZTE_MF971RV1.0.0B05, BD_PLKPLMF971R1V1.0.0B06, BD_MF971R2V1.0.0B03, BD_ZTE_MF971RS2V1.0.0B03, BD_ZTE_MF971RSV1.0.0B05.