exploit the possibilities

OpenOffice.org vclmi.dll Integer Overflow

OpenOffice.org vclmi.dll Integer Overflow
Posted May 16, 2012
Authored by TieLei Wang

A vulnerability is caused due to an integer overflow error in the vclmi.dll module when allocating memory for an embedded image object. This can be exploited to cause a heap-based buffer overflow via, for example using a specially crafted JPEG object within a DOC file. OpenOffice.org 3.3.0 and 3.4 beta users are advised to upgrade to Apache OpenOffice 3.4. Users who are unable to upgrade immediately should be cautious when opening untrusted documents.

tags | advisory, overflow
advisories | CVE-2012-1149
MD5 | 0d853304d9491d0cb7d8fb6c76e96fe2

OpenOffice.org vclmi.dll Integer Overflow

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

CVE-2012-1149 OpenOffice.org integer overflow error in vclmi.dll module
when allocating memory for an embedded image object

Reference: http://www.openoffice.org/security/cves/CVE-2012-1149.html

Severity: Important

Vendor: The Apache Software Foundation

Versions Affected:

OpenOffice.org 3.3 and 3.4 Beta, on all platforms.
Earlier versions may be also affected.

Description:

The vulnerability is caused due to an integer overflow error in the
vclmi.dll module when allocating memory for an embedded image object.
This can be exploited to cause a heap-based buffer overflow via, for
example using a specially crafted JPEG object within a DOC file.

Mitigation

OpenOffice.org 3.3.0 and 3.4 beta users are advised to upgrade to
Apache OpenOffice 3.4. Users who are unable to upgrade immediately
should be cautious when opening untrusted documents.

Credits

The Apache OpenOffice Security Team credits Tielei Wang via
Secunia SVCRP as the discoverer of this flaw.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.11 (GNU/Linux)

iQIcBAEBCgAGBQJPs8AZAAoJEGFAoYdHzLzHP18P/jAzoagU2m7A6xmlrnM0obXE
J/+jkn/1T9SeUZqoV8Kxj3Xm079824SkGCfV+Vh449aEjz9mOcYeYdzF/Q2bLHUc
5+RASR10/KGUrONwTW7Y7aHgJKULqACayEAibtJdjTQf2c6bmPQtP0NvqBvqRnwO
I47wgF3nz7yTzmyJxCbM4c2zZl5yZ4fV+PScu4oignKCKWdihGWpyCsC68uaCaNL
/++Ef62uFg0ZhCHxbMeeg6XxG/I0AwDuCjLJucmZiTMFalVRilZ7RAJTq333pZO5
Ll1gOZhVFMahYWUuyRfEvSxthd1/XH8qSqaqZ7iIW636QorSReexCbyU6L8D+/J9
y5Z/ldgjT37/Y2HOtshugZ2/YYasORQRDG6dcfTsagBSz0t6NI8XjZ5HrOv2A+gq
2tUokw5wRWd0U/oi6HZVwbgsE93WlK2TacHKJEs3Ej7g9t/hmeQKlkgczy0DH7WB
sDNadAqJLCzgc/84MY4ZDDSx9bmYUJGwXJwo0yGtZEVdSD9sJbnVqw6pLBZoLXRZ
hAkaBnCJTackjfzaisd7+x+iLVUp1S2fllcTAoNUMehRhjtCP8MCwIqcEQL+QUyj
yQRcFO4+r20NTGNPaAiwanu/H4tUe+HZErh2T/NEWh4LXqrxdQWbVHMTFLM4BNgX
cKjC87ugWCKXVyyTQKiA
=HHf0
-----END PGP SIGNATURE-----
Login or Register to add favorites

File Archive:

August 2020

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Aug 1st
    3 Files
  • 2
    Aug 2nd
    2 Files
  • 3
    Aug 3rd
    32 Files
  • 4
    Aug 4th
    22 Files
  • 5
    Aug 5th
    15 Files
  • 6
    Aug 6th
    19 Files
  • 7
    Aug 7th
    6 Files
  • 8
    Aug 8th
    1 Files
  • 9
    Aug 9th
    2 Files
  • 10
    Aug 10th
    27 Files
  • 11
    Aug 11th
    11 Files
  • 12
    Aug 12th
    11 Files
  • 13
    Aug 13th
    0 Files
  • 14
    Aug 14th
    0 Files
  • 15
    Aug 15th
    0 Files
  • 16
    Aug 16th
    0 Files
  • 17
    Aug 17th
    0 Files
  • 18
    Aug 18th
    0 Files
  • 19
    Aug 19th
    0 Files
  • 20
    Aug 20th
    0 Files
  • 21
    Aug 21st
    0 Files
  • 22
    Aug 22nd
    0 Files
  • 23
    Aug 23rd
    0 Files
  • 24
    Aug 24th
    0 Files
  • 25
    Aug 25th
    0 Files
  • 26
    Aug 26th
    0 Files
  • 27
    Aug 27th
    0 Files
  • 28
    Aug 28th
    0 Files
  • 29
    Aug 29th
    0 Files
  • 30
    Aug 30th
    0 Files
  • 31
    Aug 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close