full-disclosure - Re: Microsoft Office Excel 2010 memory corruption

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAEJizbaTfwbaGX=E5wXiXsV-hZb64f2tfTuY_v+BsMbzDEdovg@mail.gmail.com>
Date: Mon, 29 Oct 2012 08:12:36 +0000
From: Benji <me@...ji.com>
To: kaveh ghaemmaghami <kavehghaemmaghami@...glemail.com>
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: Microsoft Office Excel 2010 memory corruption

"if at first you dont suceed, next time might be a fluke"

On Mon, Oct 29, 2012 at 2:49 AM, kaveh ghaemmaghami
<kavehghaemmaghami@...glemail.com> wrote:
> It reminds me my question from VUPEN Security Team when i got seek
> from their exploitions
>
> How can i make sure a crash is not exploitable? (( The short answer is
> simple assume every crash is exploitable and just fix it.))
>
> Best Regards
>
> On Mon, Oct 29, 2012 at 5:47 AM, kaveh ghaemmaghami
> <kavehghaemmaghami@...glemail.com> wrote:
>> Hello list
>>
>> Dear Peter and others please take a look @ it
>>
>> Best Regards
>> Kaveh Ghaemmaghami
>>
>> Title     :  Microsoft Office Excel 2010 memory corruption
>> Version   :  Microsoft Office professional Plus 2010
>> Date      :  2012-10-27
>> Vendor    :  http://office.microsoft.com
>> Impact    :  Med/High
>> Contact   :  coolkaveh [at] rocketmail.com
>> Twitter   :  @coolkaveh
>> tested    :  XP SP3 ENG
>> ###############################################################################
>> Bug :
>> ----
>> memory corruption during the handling of the xls files a
>> context-dependent attacker
>> can execute arbitrary code  (need investigate )
>> ----
>> ################################################################################
>> (b4c.1350): Access violation - code c0000005 (first chance)
>> First chance exceptions are reported before any exception handling.
>> This exception may be expected and handled.
>> eax=00000584
>> ebx=00135070
>> ecx=00001000
>> edx=0000105f
>> esi=06a80800
>> edi=00000040
>> eip=301ce0d0
>> esp=001302f0
>> ebp=00131d6c iopl=0         nv up ei pl zr na pe nc
>> cs=001b  ss=0023  ds=0023  es=0023  fs=003b  gs=0000             efl=00010246
>> *** ERROR: Symbol file could not be found.  Defaulted to export
>> symbols for Excel.exe -
>> Excel!Ordinal40+0x1ce0d0:
>> 301ce0d0 668b5008        mov     dx,word ptr [eax+8]      ds:0023:0000058c=????
>> ################################################################################
>> Proof of concept included.
>> http://www36.zippyshare.com/v/48422905/file.html
>
> _______________________________________________
> Full-Disclosure - We believe in it.
> Charter: http://lists.grok.org.uk/full-disclosure-charter.html
> Hosted and sponsored by Secunia - http://secunia.com/

_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/