* Advisory ID: DRUPAL-SA-CONTRIB-2011-032 * Project: Mail Logger [1] (third-party module) * Version: 6.x * Date: 2011-August-03 * Security risk: Moderately critical [2] * Exploitable from: Remote * Vulnerability: Cross Site Scripting -------- DESCRIPTION --------------------------------------------------------- The Mail Logger module logs all outgoing e-mails and provides users with the "access mail logger" permission to view logged e-mails. The module does not sanitize the log output of addressee information, subject, and body, leading to a Cross-Site Scripting (XSS [3]) vulnerability that may lead to a malicious user gaining full administrative access. -------- VERSIONS AFFECTED --------------------------------------------------- * Mail Logger module 6.x-1.x versions prior to 6.x-1.1 Drupal core is not affected. If you do not use the contributed Mail Logger [4] module, there is nothing you need to do. -------- SOLUTION ------------------------------------------------------------ Install the latest version: * Upgrade to Mail Logger 6.x-1.1 [5] See also the Mail Logger [6] project page. -------- REPORTED BY --------------------------------------------------------- * Ivo Van Geertruyen [7] * Daniel G. Siegel [8] -------- FIXED BY ------------------------------------------------------------ * Oleg Terenchuk [9], module maintainer * David Norman [10], module co-maintainer -------- CONTACT AND MORE INFORMATION ---------------------------------------- The Drupal security team can be reached at security at drupal.org or via the contact form at http://drupal.org/contact [11]. Learn more about the Drupal Security team and their policies [12], writing secure code for Drupal [13], and securing your site [14]. [1] http://drupal.org/project/mail_logger [2] http://drupal.org/security-team/risk-levels [3] http://en.wikipedia.org/wiki/Cross-site_scripting [4] http://drupal.org/project/mail_logger [5] http://drupal.org/node/1238286 [6] http://drupal.org/project/mail_logger [7] http://drupal.org/user/383424 [8] http://drupal.org/user/253160 [9] http://drupal.org/user/78134 [10] http://drupal.org/user/972 [11] http://drupal.org/contact [12] http://drupal.org/security-team [13] http://drupal.org/writing-secure-code [14] http://drupal.org/security/secure-configuration