Visitorbook Security Vulnerabilities - May

CVE-2003-0979

FreeScripts VisitorBook LE (visitorbook.pl) does not properly escape line breaks in input, which allows remote attackers to (1) use VisitorBook as an open mail relay, when $mailuser is 1, via extra headers in the email field, or (2) cause the guestbook database to be deleted via a large number of l...

CVE-2003-0980

Cross-site scripting (XSS) vulnerability in FreeScripts VisitorBook LE (visitorbook.pl) allows remote attackers to inject arbitrary HTML or web script via (1) the "do" parameter, (2) via the "user" parameter from a host with a malicious reverse DNS name, (3) via quote marks or ampersands in other p...