Upgrading Crowd via XML Data Transfer reactivate disabled user from OpenLDAP - CVE-2019-20902

Issue Summary

Upgrading Crowd via XML Data Transfer can reactivate a disabled user from OpenLDAP.

Environment

Crowd 3.x.x
OpenLDAP

Steps to Reproduce

1. Install Crowd 3.1.1 and connect with OpenLDAP directory.
2. Synchronise the OpenLDAP directory.
3. Disable one of the user from OpenLDAP directory.
4. Generate the XML Backup.
5. Upgrade Crowd by following the steps in Upgrading Crowd via XML Data Transfer

Expected Results

OpenLDAP user remain disabled

Actual Results

OpenLDAP user reactivate after the upgrade.

Audit Logs shows that the user is synchronised from OpenLDAP and recreated in crowd as Active user:

Workaround

Upgrade Crowd using Method 1: Automatic database upgrade