34393 : Microsoft Excel BIFF Record Named Graph Record Parsing Overflow
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Info

Last Modified
10 months ago

Percent Complete
100%

Disclosure
May 08, 2007

Discovery
Nov 16, 2006

Dates

Exploit
Unknown

Solution
Unknown

Description

 A context-dependent memory corruption flaw exists in Excel. It fails to validate BIFF records resulting in memory corruption. With a specially crafted file, an attacker can cause arbitrary code execution resulting in a loss of integrity.

Classification

 Location: Local Access Required, Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Unknown
Disclosure: OSVDB Verified

Solution

 Currently, there are no known workarounds or upgrades to correct this issue. However, Microsoft has released a patch to address this vulnerability.

Products
Microsoft Corporation
Watch-list
Excel
Watch-list
 2000
2002
2003
Excel Viewer
Watch-list
 2003

References

Tools & Filters

Snort

 11258 11290

Nessus

 25162 25173

Credit
  • Manuel Santamarina Suarez -

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