Vigil@nce - WordPress wp-instance-rename: directory traversal
August 2015 by Vigil@nce
This bulletin was written by Vigil@nce : http://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can traverse directories of WordPress
wp-instance-rename, in order to read a file outside the service
root path.
Impacted products: WordPress Plugins not comprehensive.
Severity: 2/4.
Creation date: 24/06/2015.
DESCRIPTION OF THE VULNERABILITY
The wp-instance-rename plugin can be installed on WordPress.
However, user’s data are directly inserted in an access path.
Sequences such as "/.." can thus be used to go in the upper
directory.
An attacker can therefore traverse directories of WordPress
wp-instance-rename, in order to read a file outside the service
root path.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
http://vigilance.fr/vulnerability/WordPress-wp-instance-rename-directory-traversal-17223