CVE-2009-1343 in Print
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the Print (aka Printer, e-mail and PDF versions) module 5.x before 5.x-4.5 and 6.x before 6.x-1.5, a module for Drupal, allows remote attackers to inject arbitrary web script or HTML via content titles.
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Analysis
by VulDB Data Team • 11/05/2018
The CVE-2009-1343 vulnerability represents a critical cross-site scripting flaw within the Print module of Drupal content management systems. This vulnerability specifically affects Drupal 5.x versions prior to 5.x-4.5 and Drupal 6.x versions prior to 6.x-1.5, making it a widespread issue across multiple Drupal versions. The flaw resides in how the Print module handles content titles, creating an avenue for remote attackers to inject malicious web scripts or HTML code into the system. The vulnerability classification aligns with CWE-79, which specifically addresses Cross-Site Scripting flaws in web applications, and falls under the ATT&CK technique T1190 for Exploit Public-Facing Application.
The technical exploitation of this vulnerability occurs when an attacker crafts malicious content titles containing embedded script tags or HTML code that gets rendered on web pages served by the vulnerable Drupal installation. When legitimate users view these pages, the injected scripts execute in their browsers, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The vulnerability is particularly dangerous because it leverages the Print module's functionality, which is commonly used for generating printable versions of web content, making it a legitimate and frequently accessed feature. Attackers can exploit this by creating or modifying content with specially crafted titles that contain JavaScript payloads or HTML code designed to exploit the XSS vulnerability.
The operational impact of CVE-2009-1343 extends beyond simple script injection, as it can enable attackers to perform sophisticated attacks against users of vulnerable Drupal installations. When users access pages containing malicious content, their browsers execute the injected scripts, potentially allowing attackers to steal session cookies, redirect users to phishing sites, or even execute malicious commands on behalf of the user. The vulnerability's persistence in both Drupal 5.x and 6.x versions indicates a fundamental flaw in the module's input sanitization process, which failed to properly validate or escape user-provided content before rendering it in web pages. This makes the vulnerability particularly concerning for organizations running older Drupal versions where patching may not have been immediate or comprehensive.
Organizations affected by this vulnerability should prioritize immediate remediation through patching the Print module to versions 5.x-4.5 or 6.x-1.5 respectively, which contain the necessary security fixes. Additionally, implementing proper input validation and output encoding mechanisms can provide defense-in-depth protection against similar vulnerabilities. Network administrators should monitor for exploitation attempts and consider implementing web application firewalls to detect and block malicious payloads. The vulnerability demonstrates the importance of maintaining current security patches and proper input sanitization practices in web applications, as highlighted by the ATT&CK framework's emphasis on defending against exploitation of known vulnerabilities. Organizations should also conduct thorough security assessments of their Drupal installations to identify other potentially vulnerable modules or components that may require similar remediation efforts.