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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2008.0215 -- [Win][UNIX/Linux] Drupal Core - Multiple cross site scripting vulnerabilities 5 March 2008 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Drupal Core Publisher: Drupal Operating System: UNIX variants (UNIX, Linux, OSX) Windows Impact: Cross-site Scripting Access: Remote/Unauthenticated CVE Names: CVE-2008-1131 CVE-2008-1133 Original Bulletin: http://drupal.org/node/227608 Revision History: March 5 2008: Added CVEs February 28 2008: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- - ------------SA-2008-018 - DRUPAL CORE - CROSS SITE SCRIPTING------------ * Advisory ID: DRUPAL-SA-2008-018 * Project: Drupal core * Version: 6.0 * Date: 2008-February-27 * Security risk: Moderately critical * Exploitable from: Remote * Vulnerability: Multiple cross site scripting vulnerabilities - ------------DESCRIPTION------------ Titles are not escaped prior to being displayed on content edit forms, allowing users to inject arbitrary HTML and script code into these pages. The Drupal.checkPlain function, used to escape text in ECMAScript, contains a bug which causes it to escape only the first instance of a character, allowing users to inject arbitrary HTML and script code in certain pages. Wikipedia has more information about cross site scripting [ http://en.wikipedia.org/wiki/Xss ] (XSS). - ------------VERSIONS AFFECTED------------ * Drupal 6.x before version 6.1. - ------------SOLUTION------------ Install the latest version: * Upgrade to Drupal 6.1 [ http://ftp.drupal.org/files/projects/drupal-6.1.tar.gz ]. If you are unable to upgrade immediately, you can apply a patch to secure your installation until you are able to do a proper upgrade. * To patch Drupal 6.0 use SA-2008-018-6.0.patch [ http://drupal.org/files/sa-2008-018/SA-2008-018-6.0.patch ]. - ------------REPORTED BY------------ * Steve McKenzie [ http://drupal.org/user/45890 ] discovered the ECMAScript issue * The Drupal security team - ------------CONTACT------------ The security contact for Drupal can be reached at security at drupal.org or via the form at [ http://drupal.org/contact ]. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBR83f3Ch9+71yA2DNAQL0aQP/fMh/eZodCuWlpLI2SLrfGHDlq+fVAsK+ sSxtJNTp/UzW47xo6IT5D6SKvKduwLfqdgtFy6o2pdAkPkhY+X/cMJR96mAgQA3J b58WQDdTGoR6E34KQWQYwFFh3aw/2fJuG7ruM4qGHAQYVG8bP0b4h/dye1JsV7oj SjBfY7yZLys= =9WTd -----END PGP SIGNATURE-----