HTTP File Server (HFS) before 2.2c tags HTTP request log entries with the username sent during HTTP Basic Authentication, regardless of whether authentication succeeded, which might make it more difficult for an administrator to determine who made a remote request.
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/39877