CVE-2005-3420 Information

Description

usercp_register.php in phpBB 2.0.17 allows remote attackers to modify regular expressions and execute PHP code via the signature_bbcode_uid parameter as demonstrated by injecting an \e\ modifier into a preg_replace statement.

Reference

http://marc.info/?l=bugtraq&m=113081113317600&w=2 http://secunia.com/advisories/17366 http://secunia.com/advisories/18098 http://securityreason.com/securityalert/130 http://securitytracker.com/id?1015121 http://www.debian.org/security/2005/dsa-925 http://www.hardened-php.net/advisory_172005.75.html http://www.osvdb.org/20391 http://www.securityfocus.com/bid/15243 http://www.vupen.com/english/advisories/2005/2250