The Web Filtering functionality in Kerio Personal Firewall (KPF) 4.0.13 allows remote attackers to cause a denial of service (crash) by sending hex-encoded URLs containing “%13%12%13”.
archives.neohapsis.com/archives/bugtraq/2004-04/0061.html
marc.info/?l=bugtraq&m=108137421524251&w=2
secunia.com/advisories/11331
www.cipher.org.uk/index.php?p=advisories/HEX-Kerio_Personal_Firewall_Remote_DOS_7-04-2004.advisory
www.securityfocus.com/bid/10075
exchange.xforce.ibmcloud.com/vulnerabilities/15821