MS02-018: Microsoft IIS FTP Status Request DoS (uncredentialed check)

This script is Copyright (C) 2002-2014 Tenable Network Security, Inc.


Synopsis :

The remote FTP server is prone to a denial of service attack.

Description :

It was possible to make the remote FTP server crash by sending the
command 'STAT *?AAAAA....AAAAA'.

There is a bug in certain versions of Microsoft's FTP server that can
be exploited in this fashion. Other FTP servers may also react
adversely to such a string. An attacker may leverage this issue to
crash the affected service and deny usage to legitimate users.

See also :

http://technet.microsoft.com/en-us/security/bulletin/ms02-018

Solution :

Microsoft has released a set of patches for IIS 4.0, 5.0, and 5.1.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 4.1
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: FTP

Nessus Plugin ID: 10934 ()

Bugtraq ID: 4482

CVE ID: CVE-2002-0073