HTTP File Server (HFS) before 2.2c allows remote attackers to append arbitrary text to the log file by using the base64 representation of this text during HTTP Basic Authentication.
secunia.com/advisories/28631
securityreason.com/securityalert/3582
www.rejetto.com/hfs/?f=wn
www.securityfocus.com/archive/1/486874/100/0/threaded
www.securityfocus.com/bid/27423
www.syhunt.com/advisories/hfs-1-username.txt
www.syhunt.com/advisories/hfshack.txt
exchange.xforce.ibmcloud.com/vulnerabilities/39876