CAPTCHA is not readable when creating a new user account or guest account

• Type: Regression Bug
• Status: Closed
• Resolution: No Longer Reproducible
• Affects Version/s: 6.2.0 CE RC6, 6.2.10 EE GA1
• Fix Version/s: 6.2.0 CE GA1, 6.2.X EE
• Component/s: Environments, Environments > App Servers
• Labels: None
• Environment: CentOS6 + Tomcat 7 + MySQL 5. Portal 6.2.10 EE RC6 GIT ID: dd9a8652e2f01391ed1b4d1b059cc32203639c7e.
• Fix Priority: 4

Steps to reproduce:
1. Sign in as admin
2. Add Page
3. Add Blogs portlet
4. Add Blogs entry
5. Sign out
6. As a guest, click on 0 Comments > Be the first
7. Create a comment and click Reply as… > Guest

You will notice the CAPTCHA is unreadable.

Expected result:
CAPTCHA is readable.

Actual result:
CAPTCHA is not readable.