Improper authentication on Convert Sub-Task to Issue page - CVE-2019-20412

The Convert Sub-Task to Issue page in affected versions of Atlassian Jira Server and Data Center allow remote attackers to enumerate the following information via an Improper Authentication vulnerability:

• Workflow names
• Project Key, if it is part of the workflow name
• Issue Keys
• Issue Types
• Status Types

Affected versions:

• version < 7.13.9
• 7.14.0 ≤ version < 8.4.2

Fixed versions:

• 7.13.9
• 8.4.2
• 8.5.0