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FP 17154
From: "Lay, James" <james.lay () wincofoods com>
Date: Wed, 20 Oct 2010 08:22:44 -0600

Rule hit:

10/19-07:08:44.122456  [**] [1:17154:1] WEB-CLIENT Mozilla Firefox
plugin parameter array dangling pointer exploit attempt - 2 [**]
[Classification: Attempted User Privilege Gain] [Priority: 1] {TCP}
68.142.213.142:80 -> 66.193.105.132:32029

 

Rule:

alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"WEB-CLIENT
Mozilla Firefox plugin parameter array dangling pointer exploit attempt
- 2"; flow:to_client,established; content:"<object"; nocase;
content:"|27 27|"; within:200; fast_pattern;
pcre:"/\x3Cobject(?![^\x3E]+?src)[^\x3E]+?data\s*\x3D\s*\x27\x27/i";
metadata:service http; reference:bugtraq,41933; reference:cve,2010-2755;
classtype:attempted-user; sid:17154; rev:1;)

 

Packet cap:

07:08:44.130455 IP 68.142.213.142.80 > 66.193.105.132.32029: Flags [.],
ack 1, win 16080, length 1400

        0x0000:  4500 05a0 a07f 4000 3a06 d476 448e d58e
E..... ()  :..vD...

        0x0010:  42c1 6984 0050 7d1d fac6 9c86 217d bbd9
B.i..P}.....!}..

        0x0020:  5010 3ed0 081a 0000 6f70 7065 643a 307d
P.>.....opped:0}

        0x0030:  3b59 4148 4f4f 2e6d 6564 6961 706c 6179
;YAHOO.mediaplay

        0x0040:  6572 2e51 5445 6e67 696e 652e 7072 6f74
er.QTEngine.prot

        0x0050:  6f74 7970 652e 696e 6974 3d66 756e 6374
otype.init=funct

        0x0060:  696f 6e28 297b 7472 790a 7b76 6172 2070
ion(){try.{var.p

        0x0070:  6c75 6769 6e49 6e73 7461 6c6c 6564 3d66
luginInstalled=f

        0x0080:  616c 7365 3b69 6628 5941 484f 4f2e 6d65
alse;if(YAHOO.me

        0x0090:  6469 6170 6c61 7965 722e 5574 696c 2e64
diaplayer.Util.d

        0x00a0:  6574 6563 7450 6c75 6769 6e28 2251 7569
etectPlugin("Qui

        0x00b0:  636b 5469 6d65 2050 6c75 672d 696e 222c
ckTime.Plug-in",

        0x00c0:  2251 7569 636b 5469 6d65 2e51 7569 636b
"QuickTime.Quick

        0x00d0:  5469 6d65 2229 213d 3d6e 756c 6c29 7b70
Time")!==null){p

        0x00e0:  6c75 6769 6e49 6e73 7461 6c6c 6564 3d74
luginInstalled=t

        0x00f0:  7275 653b 7d69 6628 706c 7567 696e 496e
rue;}if(pluginIn

        0x0100:  7374 616c 6c65 643d 3d3d 7472 7565 297b
stalled===true){

        0x0110:  7661 7220 6475 6d6d 7943 6f6e 7461 696e
var.dummyContain

        0x0120:  6572 3d64 6f63 756d 656e 742e 6372 6561
er=document.crea

        0x0130:  7465 456c 656d 656e 7428 2773 7061 6e27
teElement('span'

        0x0140:  293b 6475 6d6d 7943 6f6e 7461 696e 6572
);dummyContainer

        0x0150:  2e69 643d 2264 756d 6d79 2d71 7465 6e67
.id="dummy-qteng

        0x0160:  696e 6522 3b64 6f63 756d 656e 742e 626f
ine";document.bo

        0x0170:  6479 2e61 7070 656e 6443 6869 6c64 2864
dy.appendChild(d

        0x0180:  756d 6d79 436f 6e74 6169 6e65 7229 3b76
ummyContainer);v

        0x0190:  6172 2068 746d 6c3d 2222 3b69 6628 5941
ar.html="";if(YA

        0x01a0:  484f 4f2e 6d65 6469 6170 6c61 7965 722e
HOO.mediaplayer.

        0x01b0:  5574 696c 2e42 524f 5753 4552 3d3d 3d22
Util.BROWSER==="

        0x01c0:  4d53 4945 2229 7b68 746d 6c2b 3d27 3c6f
MSIE"){html+='<o

        0x01d0:  626a 6563 7420 6964 3d22 7174 5f65 7665
bject.id="qt_eve

        0x01e0:  6e74 5f73 6f75 7263 6522 2063 6c61 7373
nt_source".class

        0x01f0:  6964 3d22 636c 7369 643a 4342 3932 3744
id="clsid:CB927D

        0x0200:  3132 2d34 4646 372d 3461 3965 2d41 3136
12-4FF7-4a9e-A16

        0x0210:  392d 3536 4534 4238 4137 3535 3938 2227
9-56E4B8A75598"'

        0x0220:  2b27 2063 6f64 6562 6173 653d 2268 7474
+'.codebase="htt

        0x0230:  703a 2f2f 7777 772e 6170 706c 652e 636f
p://www.apple.co

        0x0240:  6d2f 7174 6163 7469 7665 782f 7174 706c
m/qtactivex/qtpl

        0x0250:  7567 696e 2e63 6162 2376 6572 7369 6f6e
ugin.cab#version

        0x0260:  3d37 2c32 2c31 2c30 2220 3e3c 2f6f 626a
=7,2,1,0".></obj

        0x0270:  6563 743e 272b 273c 6f62 6a65 6374 2063
ect>'+'<object.c

        0x0280:  6c61 7373 6964 3d22 636c 7369 643a 3032
lassid="clsid:02

        0x0290:  4246 3235 4435 2d38 4331 372d 3442 3233
BF25D5-8C17-4B23

        0x02a0:  2d42 4338 302d 4433 3438 3841 4244 4443
-BC80-D3488ABDDC

        0x02b0:  3642 2227 2b27 2063 6f64 6562 6173 653d
6B"'+'.codebase=

        0x02c0:  2268 7474 703a 2f2f 7777 772e 6170 706c
"http://www.appl

        0x02d0:  652e 636f 6d2f 7174 6163 7469 7665 782f
e.com/qtactivex/

        0x02e0:  7174 706c 7567 696e 2e63 6162 2376 6572
qtplugin.cab#ver

        0x02f0:  7369 6f6e 3d37 2c32 2c31 2c30 2227 2b27
sion=7,2,1,0"'+'

        0x0300:  2077 6964 7468 3d22 3022 2068 6569 6768
.width="0".heigh

        0x0310:  743d 2230 2220 7479 7065 3d22 6175 6469
t="0".type="audi

        0x0320:  6f2f 7175 6963 6b74 696d 6522 2069 643d
o/quicktime".id=

        0x0330:  2227 2b74 6869 732e 6964 2b27 2227 2b27
"'+this.id+'"'+'

        0x0340:  2063 6f6e 7472 6f6c 6c65 723d 2266 616c
.controller="fal

        0x0350:  7365 2220 7374 796c 653d 2262 6568 6176
se".style="behav

        0x0360:  696f 723a 7572 6c28 2371 745f 6576 656e
ior:url(#qt_even

        0x0370:  745f 736f 7572 6365 293b 223e 272b 273c
t_source);">'+'<

        0x0380:  7061 7261 6d20 6e61 6d65 3d22 636f 6e74
param.name="cont

        0x0390:  726f 6c6c 6572 2220 7661 6c75 653d 2266
roller".value="f

        0x03a0:  616c 7365 222f 3e3c 7061 7261 6d20 6e61
alse"/><param.na

        0x03b0:  6d65 3d22 7372 6322 2076 616c 7565 3d22
me="src".value="

        0x03c0:  222f 3e3c 7061 7261 6d20 6e61 6d65 3d22
"/><param.name="

        0x03d0:  706f 7374 646f 6d65 7665 6e74 7322 2076
postdomevents".v

        0x03e0:  616c 7565 3d22 7472 7565 222f 3e27 2b27
alue="true"/>'+'

        0x03f0:  3c2f 6f62 6a65 6374 3e27 3b7d 656c 7365
</object>';}else

        0x0400:  0a7b 6874 6d6c 2b3d 223c 656d 6265 6420
.{html+="<embed.

        0x0410:  7769 6474 683d 2731 7078 2720 6865 6967
width='1px'.heig

        0x0420:  6874 3d27 3170 7827 2022 2b22 6964 3d27
ht='1px'."+"id='

        0x0430:  222b 7468 6973 2e69 642b 2227 2022 2b22
"+this.id+"'."+"

        0x0440:  6e61 6d65 3d27 222b 7468 6973 2e69 642b
name='"+this.id+

        0x0450:  2227 2022 2b22 7479 7065 3d27 7669 6465
"'."+"type='vide

        0x0460:  6f2f 7175 6963 6b74 696d 6527 2022 2b22
o/quicktime'."+"

        0x0470:  7372 633d 2727 2022 2b22 706c 7567 696e
src=''."+"plugin

        0x0480:  7370 6167 653d 2768 7474 703a 2f2f 7777
spage='http://ww

        0x0490:  772e 6170 706c 652e 636f 6d2f 7175 6963
w.apple.com/quic

        0x04a0:  6b74 696d 652f 646f 776e 6c6f 6164 2f27
ktime/download/'

        0x04b0:  2022 2b22 656e 6162 6c65 6a61 7661 7363
."+"enablejavasc

        0x04c0:  7269 7074 3d27 7472 7565 2720 222b 2263
ript='true'."+"c

        0x04d0:  6f6e 7472 6f6c 6c65 723d 2766 616c 7365
ontroller='false

        0x04e0:  2720 222b 2273 7479 6c65 3d27 706f 7369
'."+"style='posi

        0x04f0:  7469 6f6e 3a66 6978 6564 3b20 746f 703a
tion:fixed;.top:

        0x0500:  303b 2072 6967 6874 3a30 3b27 2022 2b22
0;.right:0;'."+"

        0x0510:  6175 746f 706c 6179 3d27 7472 7565 2720
autoplay='true'.

        0x0520:  706f 7374 646f 6d65 7665 6e74 733d 2774
postdomevents='t

        0x0530:  7275 6527 222b 222f 3e22 3b7d 6475 6d6d
rue'"+"/>";}dumm

        0x0540:  7943 6f6e 7461 696e 6572 2e69 6e6e 6572
yContainer.inner

        0x0550:  4854 4d4c 3d68 746d 6c3b 7468 6973 2e74
HTML=html;this.t

        0x0560:  696d 654f 7574 3d77 696e 646f 772e 7365
imeOut=window.se

        0x0570:  7454 696d 656f 7574 2827 5941 484f 4f2e
tTimeout('YAHOO.

        0x0580:  6d65 6469 6170 6c61 7965 722e 436f 6e74
mediaplayer.Cont

        0x0590:  726f 6c6c 6572 2e71 7465 6e67 696e 652e
roller.qtengine.

 

James Lay

------------------------------------------------------------------------------
Nokia and AT&T present the 2010 Calling All Innovators-North America contest
Create new apps & games for the Nokia N8 for consumers in  U.S. and Canada
$10 million total in prizes - $4M cash, 500 devices, nearly $6M in marketing
Develop with Nokia Qt SDK, Web Runtime, or Java and Publish to Ovi Store 
http://p.sf.net/sfu/nokia-dev2dev
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