Microsoft IIS Malformed File Extension URL DoS

This script is Copyright (C) 2000-2014 Tenable Network Security, Inc.


Synopsis :

The remote web server is affected by a denial of service
vulnerability.

Description :

The remote web server is running a version of IIS that allows remote
attackers to cause a denial of service via a long, complex URL that
appears to contain a large number of file extensions, aka the
'Malformed Extension Data in URL' vulnerability.

See also :

http://technet.microsoft.com/en-us/security/bulletin/ms00-030

Solution :

Apply the patches referenced above.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N)
CVSS Temporal Score : 4.8
(CVSS2#E:F/RL:U/RC:ND)
Public Exploit Available : true

Family: Web Servers

Nessus Plugin ID: 10406 (iis_dos_ussrback.nasl)

Bugtraq ID: 1190

CVE ID: CVE-2000-0408