Zen Time Tracking multiple SQL Injection vulnerabilities

Summary
The host is running Zen Time Tracking and is prone to multiple SQL Injection vulnerabilities.
Impact
Successful exploitation could allow the attacker to view, add, modify or delete information in the underlying database. Impact Level: Application
Solution
No solution or patch was made available for at least one year since disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.
Insight
Inputs passed to 'username' and 'password' parameters in 'userlogin.php' and 'managerlogin.php' are not properly sanitised before using it in an sql query, when 'magic_quotes_gpc' is disabled.
Affected
Zen Time Tracking version 2.2 and prior
References