Directory traversal vulnerability in Advanced Guestbook 2.4.2 allows remote attackers to bypass .htaccess settings, and execute arbitrary PHP local files or read arbitrary local templates, via a .. (dot dot) in a lang cookie, followed by a filename without its .php extension, as demonstrated via a request to index.php.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Advanced_guestbook | Advanced_guestbook | 2.4.2 | 2.4.2 |