Describe CVE-2007-5821.
What is CVE-2007-5821?
Multiple directory traversal vulnerabilities in DM Guestbook 0.4.1 and earlier allow remote attackers to include and execute arbitrary local files via a .. (dot dot) in (1) the lng parameter to (a) guestbook.php, (b) admin/admin.guestbook.php, or (c) auto/glob_new.php; or (2) the lngdefault parameter to auto/ch_lng.php..