Magento Product Attributes Cross Site Scripting

2018.03.07
Credit: DefenseCode
Risk: Low
Local: No
Remote: Yes
CVE: N/A
CWE: CWE-79

DefenseCode Security Advisory Magento Stored Cross-Site Scripting a Product Attributes Advisory ID: DC-2018-03-004 Advisory Title: Magento Stored Cross-Site Scripting a Product Attributes Advisory URL: http://www.defensecode.com/advisories.php Software: Magento Version: Magento 2.0 prior to 2.0.18, Magento 2.1 prior to 2.1.12, Magento 2.2 prior to 2.2.3 Vendor Status: Vendor contacted, vulnerability fixed Release Date: 06/03/2018 Risk: MEDIUM 1. General Overview =================== During the security audit of Magento Open Source 2 a stored cross-site scripting vulnerability was discovered that could lead to administrator account takeover by a lower privileged administrator, putting the website customers and their payment information at risk. 2. Software Overview ==================== Magento is an ecommerce platform built on open source technology which provides online merchants with a flexible shopping cart system, as well as control over the look, content and functionality of their online store. Magento offers powerful marketing, search engine optimization, and catalog-management tools. It is a leading enterprise-class eCommerce platform, empowering over 200,000 online retailers. Homepage: http://www.magento.com 3. Vulnerability Description ============================ During the security analysis of Magento Open Source 2 it was discovered that there is a stored cross-site scripting vulnerability present when an attribute value is set to a malicious JavaScript payload and added to a product. The payload will execute whenever a product is opened for editing, allowing a lower privileged admin with access to products and attributes to attack a higher privileged admin. 4. Solution =========== Vendor fixed the reported security issues and released a new version. All users are strongly advised to update to the latest available version. 5. Credits ========== Discovered by Bosko Stankovic (bosko@defensecode.com). 6. Disclosure Timeline ====================== 22/11/2017 Vendor contacted through Bugcrowd platform 27/11/2017 Vendor responded 28/02/2018 Vulnerability fixed 06/03/2018 Advisory released 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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