WordPress PressForward 4.3.0 Cross Site Scripting

2017.08.11
Credit: Neven Biruski
Risk: Low
Local: No
Remote: Yes
CVE: N/A
CWE: CWE-79

DefenseCode ThunderScan SAST Advisory WordPress PressForward Plugin Security Vulnerability Advisory ID: DC-2017-05-007 Advisory Title: WordPress PressForward Plugin Security Vulnerability Advisory URL: http://www.defensecode.com/advisories.php Software: WordPress PressForward plugin Language: PHP Version: 4.3.0 and below Vendor Status: Vendor contacted Release Date: 2017/08/07 Risk: Medium 1. General Overview =================== During the security audit of PressForward plugin for WordPress CMS, security vulnerability was discovered using DefenseCode ThunderScan application source code security analysis platform. More information about ThunderScan is available at URL: http://www.defensecode.com 2. Software Overview ==================== According to the plugin developers, PressForward provides an editorial workflow for content aggregation and curation within the WordPress dashboard. It is designed for bloggers and editorial teams who wish to collect, discuss, and share content from a variety of sources on the open web. It's users and partners include numerous universities, centers, laboratories, colleges and various kinds of organizations. Homepage: https://wordpress.org/plugins/pressforward/ http://pressforward.org/ 3. Vulnerability Description ============================ During the security analysis, ThunderScan discovered Cross-Site Scripting vulnerability in PressForward WordPress plugin. The Cross-Site Scripting vulnerability can enable the attacker to construct the URL that contains malicious JavaScript code. If the administrator of the site makes a request to such an URL, the attacker's code will be executed, with unrestricted access to the WordPress site in question. The attacker can entice the administrator to visit the URL in various ways, including sending the URL by email, posting it as a part of the comment on the vulnerable site or another forum. The vulnerability was tested using Apache web server. 3.1 Cross-Site Scripting Vulnerable Function: echo Vulnerable Variable: $_SERVER['PHP_SELF'] Vulnerable URL: http://vulnerablesite.com/wp-admin/admin.php/%22%3E%3Cimg%20src=x%20onerror=alert(42)%3E/?page=pf-menu#ready File: pressforward-master\Core\Admin\PFTemplater.php --------- 198 <form id="feeds-search" method="post" action="<?php echo basename( $_SERVER['PHP_SELF'] ) . '?' . $_SERVER['QUERY_STRING'] . '&action=post'; ?>"> --------- 4. Solution =========== Vendor should resolve the security issues in next release. All users are strongly advised to update WordPress PressForward plugin to the latest available version as soon as the vendor releases an update that fixes the vulnerability. 5. Credits ========== Discovered with DefenseCode ThunderScan source code security analyzer by Neven Biruski. 6. Disclosure Timeline ====================== 2017/05/31 Vendor contacted 2017/08/07 Advisory released to the public 7. About DefenseCode ==================== DefenseCode L.L.C. delivers products and services designed to analyze and test web, desktop and mobile applications for security vulnerabilities. DefenseCode ThunderScan is a SAST (Static Application Security Testing, WhiteBox Testing) solution for performing extensive security audits of application source code. ThunderScan SAST performs fast and accurate analyses of large and complex source code projects delivering precise results and low false positive rate. DefenseCode WebScanner is a DAST (Dynamic Application Security Testing, BlackBox Testing) solution for comprehensive security audits of active web applications. WebScanner will test a website's security by carrying out a large number of attacks using the most advanced techniques, just as a real attacker would. Subscribe for free software trial on our website http://www.defensecode.com/ . E-mail: defensecode[at]defensecode.com Website: http://www.defensecode.com Twitter: https://twitter.com/DefenseCode/


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