Identify the affected product in CVE-2021-25220.
Which product is affected by CVE-2021-25220?
The affected product is BIND and version: Open Source Branch 9.11  9.11.0 through versions before 9.11.37, Development Branch 9.17  BIND 9.17 all version, Open Source Branch 9.12-16  9.12.0 through versions before 9.16.27, Open Source Branch 9.18 9.18.0, Supported Preview Branch 9.11-S 9.11.0-S through versions before 9.11.37-S, Supported Preview Branch 9.16-S  9.16.0-S through versions before 9.16.27-S.