iPlanet Web Server Enterprise Edition and Netscape Enterprise Server 4.0 and 4.1 allows remote attackers to conduct HTTP Basic Authentication via the wp-force-auth Web Publisher command, which provides a distinct attack vector and may make it easier to conduct brute force password guessing without detection.
https://exchange.xforce.ibmcloud.com/vulnerabilities/7845
http://www.procheckup.com/vulnerabilities/pr0105.html