CNVD-2014-02541 Scanner

WordPress is a widely used blogging platform that allows users to create blogs and websites with ease. The platform is built using PHP and supports MySQL databases, making it versatile for many web development needs. Users can host their WordPress sites on any server that supports PHP and MySQL. Various themes and plugins can be added to WordPress to enhance functionality and design. The Linenity Theme is one of many WordPress themes available for creating stylish and responsive magazine-style websites. It is popular for its clean design and responsiveness, appealing to users in need of a professional-looking blog or site.

Local File Inclusion (LFI) is a serious vulnerability that can allow attackers to include files on a server through the web browser. This type of attack often leads to the exposure of sensitive files on the server. It exploits improper handling of file paths by the application, making it susceptible to directory traversal attacks. In the case of the WordPress Linenity Theme, the vulnerability exists in the 'download.php' script. This script fails to properly filter the 'imgurl' parameter, allowing attackers to include arbitrary files from the server directory structure.

The vulnerability is due to insufficient sanitization of user-supplied input, particularly the 'imgurl' parameter in the 'download.php' script. When a request is made to download a file, the script should validate the file path to prevent unauthorized file access. However, the WordPress Linenity Theme's script mishandles this, potentially allowing attackers to execute directory traversal via the '../' sequences. The vulnerable parameter (imgurl) can be manipulated to traverse directories and read files not intended for public access, such as configuration files.

If exploited, the Local File Inclusion vulnerability in the WordPress Linenity Theme can have severe consequences. Attackers could gain unauthorized access to sensitive system files, thereby exploiting them to further attack or compromise the system. Such access may enable theft of sensitive data, modification of file contents, or launching of additional attacks. It could lead to server compromise, data breaches, or service disruptions. Organizations using the affected theme are at risk of having critical information exposed, posing legal and financial risks.