ZOHO WebNMS Framework 5.2 and 5.2 SP1 allows remote attackers to bypass authentication and impersonate arbitrary users via the UserName HTTP header.
packetstormsecurity.com/files/138244/WebNMS-Framework-5.2-SP1-Traversal-Weak-Obfuscation-User-Impersonation.html
seclists.org/fulldisclosure/2016/Aug/54
www.securityfocus.com/archive/1/539159/100/0/threaded
www.securityfocus.com/bid/92402
blogs.securiteam.com/index.php/archives/2712
forums.webnms.com/topic/recent-vulnerabilities-in-webnms-and-how-to-protect-the-server-against-them
github.com/pedrib/PoC/blob/master/advisories/webnms-5.2-sp1-pwn.txt
www.exploit-db.com/exploits/40229/