CVE-2006-1090
register.php in PunBB 1.2.10 allows remote attackers to cause an unspecified denial of service via a flood of new user registrations.
Date published : 2006-03-09
http://www.punbb.org/changelogs/1.2.10_to_1.2.11.txt
http://www.punbb.org/download/patch/punbb-1.2.10_to_1.2.11.patch