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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
+-----------------------------------------------------------------+
+ Netsweeper 4.0.8 - Authentication Bypass (New Profile Creation) +
+-----------------------------------------------------------------+
Affected Product: Netsweeper
Vendor Homepage : www.netsweeper.com
Version 	: 4.0.8 (and probably other versions)
Discovered by  	: Anastasios Monachos (secuid0) - [anastasiosm (at) gmail (dot) com]
Patched      	: Yes
CVE		: CVE-2014-9618

+---------------------+
+ Product Description +
+---------------------+
Netsweeper is a software solution specialized in content filtering.

+----------------------+
+ Exploitation Details +
+----------------------+
Netsweeper's 4.0.8 (and probably other versions) Client Filter Admin portal can be reached at http://netsweeper/webadmin/clientlogin/ and a username/password combination is required to Add a Profile, by setting the "action" parameter to "showdeny" it will force the admin interface to load and subsequently allow any non-authenticated user to create a new profile.

URL Path: http://netsweeper/webadmin/clientlogin/?srid=&action=showdeny&url=

+----------+
+ Solution +
+----------+
Upgrade to latest version.

+---------------------+
+ Disclosure Timeline +
+---------------------+
24-Nov-2014: Initial Communication
03-Dec-2014: Netsweeper responded
03-Dec-2014: Shared full details to replicate the issue
10-Dec-2014: Netsweeper fixed the issue in releases 3.1.10, 4.0.9, 4.1.2
17-Dec-2014: New releases 3.1.10, 4.0.9, 4.1.2 made available to the public
18-Dec-2014: Confirm fix
17-Jan-2015: CVE assigned CVE-2014-9618
11-Aug-2015: Public disclosure