23899 : Microsoft Office Excel BIFF File Processing Malformed BOOLERR Record Arbitrary Code Execution
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Info

Last Modified
5 months ago

Percent Complete
100%

Disclosure
Mar 14, 2006

Discovery
Jan 24, 2006

Dates

Exploit
Mar 13, 2006

Solution
Unknown

Description

 A local overflow exists in Excel. The product fails to verify the length of BOOLERR records in the BIFF file format resulting in a buffer overflow. With a specially crafted request, an attacker can cause arbityrary code execution resulting in a loss of integrity.

Classification

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

Technical

 The Zero Day Initiative furnished proof-of-concept code for this flaw to its members.

Solution

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

Products
Microsoft Corporation
Watch-list
Office
Watch-list
 XP SP3
2000 SP3
2003 SP1
2003 SP2
2004 for Mac
v. X for Mac
XP Multilingual User Interface Packs
2000 Multilanguage Packs
Word
Watch-list
 2000
2002
2003
Works Suite
Watch-list
 2000
2001
2002
2004
2003
2005
2006
Excel
Watch-list
 2000
2002
2003
2004 for Mac
v. X for Mac
Outlook
Watch-list
 2000
2003
PowerPoint
Watch-list
 2002
2003
2000
Excel Viewer
Watch-list
 2000
2002
2003

References

Tools & Filters

Nessus

 21078

Credit
  • Arnaud Dovi aka 'class101' - http://heapoverflow.com/

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