system
Identify the affected product in <CVE-2021-31382>.
user
Which product is affected by <CVE-2021-31382>?
assistant
The affected product is Junos OS and version: unspecified, 17.2R1, 17.3, 17.4, 18.1, 18.2, 18.3, 18.4, 19.1, 19.2, 19.3, 19.4, 20.1, 20.2, 20.3, 20.4, 18.4, 19.1R1, 19.4, 20.1, 20.2, 20.3, 20.4R1, 21.1, 21.2R1, 21.3, 18.2.