---------------------------------------------------------------------- Secunia is proud to announce the availability of the Secunia Software Inspector. The Secunia Software Inspector is a free service that detects insecure versions of software that you may have installed in your system. When insecure versions are detected, the Secunia Software Inspector also provides thorough guidelines for updating the software to the latest secure version from the vendor. Try it out online: http://secunia.com/software_inspector/ ---------------------------------------------------------------------- TITLE: Drupal Comment Preview Arbitrary Code Execution SECUNIA ADVISORY ID: SA23960 VERIFY ADVISORY: http://secunia.com/advisories/23960/ CRITICAL: Highly critical IMPACT: System access WHERE: >From remote SOFTWARE: Drupal 4.x http://secunia.com/product/342/ Drupal 5.x http://secunia.com/product/13378/ DESCRIPTION: A vulnerability has been reported in Drupal, which can be exploited by malicious people to compromise a vulnerable system. The vulnerability is caused due to an input sanitation error when processing previews on comments, which can be exploited to execute arbitrary code. Successful exploitation requires "post comments" privileges and access to multiple input filters (not the default). The vulnerability is reported in Drupal 4.7.x branch prior to version 4.7.6 and Drupal 5.x branch prior to version 5.1. SOLUTION: Apply patches or update to version 4.7.6 and 5.1. Patch for Drupal 4.7.5: http://drupal.org/files/sa-2007-005/SA-2007-005-4.7.5.patch Patch for Drupal 5.0: http://drupal.org/files/sa-2007-005/SA-2007-005-5.0.patch Drupal 4.7.6: http://ftp.osuosl.org/pub/drupal/files/projects/drupal-4.7.6.tar.gz Drupal 5.1: http://ftp.osuosl.org/pub/drupal/files/projects/drupal-5.1.tar.gz PROVIDED AND/OR DISCOVERED BY: Drupal Security Team ORIGINAL ADVISORY: http://drupal.org/node/113935 ---------------------------------------------------------------------- About: This Advisory was delivered by Secunia as a free service to help everybody keeping their systems up to date against the latest vulnerabilities. Subscribe: http://secunia.com/secunia_security_advisories/ Definitions: (Criticality, Where etc.) http://secunia.com/about_secunia_advisories/ Please Note: Secunia recommends that you verify all advisories you receive by clicking the link. Secunia NEVER sends attached files with advisories. Secunia does not advise people to install third party patches, only use those supplied by the vendor. ---------------------------------------------------------------------- Unsubscribe: Secunia Security Advisories http://secunia.com/sec_adv_unsubscribe/?email=packet%40packetstormsecurity.org ----------------------------------------------------------------------