This indicates an attack attempt to exploit a SQL Injection Vulnerability in Quest Software NetVault Backup.
The vulnerability is due to an error in the vulnerable application when handling a maliciously crafted request. A remote attacker may be able to exploit this to execute arbitrary code within the context of the application, via a crafted request.
Quest Software NetVault Backup prior to 11.4.5
System Compromise: Remote attackers can gain control of vulnerable systems.
Currently, we are unaware of any vendor supplied patch for this issue.