CVE-2009-4449 Information

Description

Directory traversal vulnerability in MyBB (aka MyBulletinBoard) 1.4.10 and possibly earlier versions when changing the user avatar from the gallery allows remote authenticated users to determine the existence of files via directory traversal sequences in the avatar and possibly the gallery parameters related to (1) admin/modules/user/users.php and (2) usercp.php.

Reference

http://blog.mybboard.net/2009/12/29/mybb-1-4-11-released-minor-patch-security-update/ http://dev.mybboard.net/issues/617 http://dev.mybboard.net/projects/mybb/repository/revisions/4663/diff/branches/1.4-stable/admin/modules/user/users.php http://dev.mybboard.net/projects/mybb/repository/revisions/4663/diff/branches/1.4-stable/usercp.php http://openwall.com/lists/oss-security/2010/10/08/7 http://openwall.com/lists/oss-security/2010/10/11/8 http://openwall.com/lists/oss-security/2010/12/06/2 http://osvdb.org/61359 http://secunia.com/advisories/37906 http://www.securityfocus.com/bid/37489 http://www.vupen.com/english/advisories/2009/3651