CVE-2012-2154 in CDN2 Video
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the CDN2 Video module 6.x for Drupal allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 01/24/2018
The CVE-2012-2154 vulnerability represents a critical cross-site scripting flaw within the CDN2 Video module version 6.x for the Drupal content management system. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is a prevalent and dangerous class of web application security flaws that enable attackers to inject malicious client-side scripts into web pages viewed by other users. The vulnerability specifically affects the CDN2 Video module, a popular Drupal module designed to integrate video content from various content delivery networks, making it a common target for attackers seeking to exploit web application weaknesses.
The technical nature of this vulnerability stems from inadequate input validation and output encoding within the module's processing of user-supplied data. Attackers can leverage unspecified vectors to inject malicious scripts or HTML code that will execute in the context of other users' browsers when they view pages containing the compromised video content. This occurs because the module fails to properly sanitize or escape user-provided parameters that are subsequently rendered in web pages, creating an environment where malicious payloads can persist and execute without proper security controls. The vulnerability's impact is amplified by the widespread use of Drupal 6.x installations, many of which may not have been properly updated or patched.
The operational implications of this vulnerability are severe and multifaceted, as it provides attackers with the capability to perform various malicious activities through compromised user sessions. An attacker could potentially steal session cookies, redirect users to malicious websites, deface web pages, or even execute more sophisticated attacks such as credential theft or privilege escalation within the compromised Drupal environment. The attack surface is particularly concerning given that many organizations relied on Drupal 6.x for their websites, and the module's functionality often involved embedding third-party video content that could be manipulated by attackers. This vulnerability directly maps to ATT&CK technique T1566.001 for credential access and T1583.001 for resource development, as it enables attackers to establish persistent access vectors through compromised web applications.
Mitigation strategies for CVE-2012-2154 should prioritize immediate patching of the CDN2 Video module to the latest available version that addresses the XSS vulnerability. Organizations must ensure comprehensive testing of any patches before deployment to avoid disrupting existing functionality while maintaining security. Additional protective measures include implementing proper input validation and output encoding mechanisms, establishing web application firewalls to detect and block malicious script injections, and conducting regular security audits of all installed Drupal modules. The vulnerability highlights the importance of maintaining up-to-date security practices and adhering to secure coding standards as outlined in OWASP Top 10 and NIST cybersecurity guidelines. Organizations should also consider implementing content security policies to further limit the execution of unauthorized scripts and establish monitoring procedures to detect potential exploitation attempts.