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VID 22008
Severity 30
Port 80, ...
Protocol TCP
Class WWW
Detailed Description The web server is vulnerable to a denial of service attack, caused by a too long request with dots (ie: ../../../../ 1000 times). iPlanet (formerly Netscape) Enterprise Server version 4.1 with SP5 is vulnerable to this attack. By sending a malformed HTTP GET request that includes at least 1344 instances of "/../", an attacker can crash the HTTP service and the admin service.

* Warning : A restart of the server service is required in order to gain normal functionality

* References:
http://www.iss.net/security_center/static/5983.php
http://www.securityfocus.com/bid/2282
Recommendation Upgrade to the latest versions of iPlanet Web Server, Enterprise Edition (6.0 or later)
http://www.oracle.com/technetwork/java/webtier/downloads/iplanet-webserver-525365.html
Related URL CVE-2001-0252 (CVE)
Related URL (SecurityFocus)
Related URL (ISS)