what you don't know can hurt you
Home Files News &[SERVICES_TAB]About Contact Add New

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
SHA-256 | 9b9385109737f1c4e076d9b046209fed8fd0d8cc5001274e0f5a3f2bbb355d40

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)
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=HHf0
-----END PGP SIGNATURE-----
Login or Register to add favorites

File Archive:

November 2024

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

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2024 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close