system
Identify the affected product in <CVE-2018-20239>.
user
Which product is affected by <CVE-2018-20239>?
assistant
The affected product is Atlassian Application Links and version: unspecified, 5.1.0, unspecified, 5.3.0, unspecified, 5.4.0, unspecified, 6.0.0, unspecified.