An issue found in Paradox Security Systems IPR512 allows attackers to cause a denial of service via the login.html and login.xml parameters.
https://github.com/sunktitanic/Injection-vulnerability-in-Paradox-Security-Systems-IPR512
https://github.com/SlashXzerozero/Injection-vulnerability-in-Paradox-Security-Systems-IPR512
http://packetstormsecurity.com/files/171783/Paradox-Security-Systems-IPR512-Denial-Of-Service.html