CVE-2012-1639 in commerce
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in product/commerce_product.module in the Drupal Commerce module for Drupal before 7.x-1.2 allow remote authenticated users to inject arbitrary web script or HTML via the (1) sku or (2) title parameters.
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Analysis
by VulDB Data Team • 02/22/2019
The vulnerability identified as CVE-2012-1639 represents a critical cross-site scripting flaw within the Drupal Commerce module, specifically affecting versions prior to 7.x-1.2. This issue resides in the product/commerce_product.module file and demonstrates how e-commerce platforms built on content management systems can become vectors for malicious code execution. The vulnerability affects authenticated users within the Drupal environment, meaning that attackers must first gain access to legitimate user accounts to exploit this weakness, though the impact remains significant given the privileged nature of these accounts.
The technical implementation of this vulnerability stems from insufficient input validation and output sanitization within the commerce_product.module component. Attackers can manipulate the sku and title parameters through the module's administrative interface to inject malicious scripts that will execute in the context of other users' browsers. This occurs because the module fails to properly escape or filter user-supplied data before rendering it within web pages, creating an XSS vector that can be exploited through carefully crafted payloads. The vulnerability is classified under CWE-79 as a failure to sanitize user input, specifically manifesting as reflected cross-site scripting where the malicious code is reflected back to users through the application's response.
The operational impact of this vulnerability extends beyond simple script injection, as authenticated users with commerce module access can potentially escalate their privileges or perform unauthorized actions within the e-commerce platform. An attacker could craft malicious product entries that, when viewed by other administrators or users, would execute malicious JavaScript code in their browsers. This could lead to session hijacking, data theft, or further exploitation of the Drupal system through techniques such as cookie theft or redirection to malicious sites. The vulnerability is particularly dangerous in commerce environments where users have elevated privileges and access to sensitive financial data, as it could enable attackers to manipulate product listings, access customer information, or perform unauthorized transactions.
The exploitation of CVE-2012-1639 aligns with several ATT&CK techniques including T1566 for social engineering through malicious web content and T1059 for command and control through script injection. Organizations running affected Drupal Commerce installations face significant risk of data compromise and system integrity violations, particularly in environments where multiple administrators have access to product management functions. The vulnerability demonstrates the importance of proper input validation and output encoding in web applications, as well as the necessity of keeping content management systems and their modules updated with the latest security patches. This flaw highlights how even authenticated access points within web applications can become attack vectors when proper security controls are not implemented, making it essential for organizations to implement comprehensive security testing and monitoring procedures to detect and prevent such vulnerabilities from being exploited in production environments.