31258 : Microsoft Excel Palette Record Handling Overflow
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
4	819	over 5 years ago	about 1 year ago	6 times	100%

Timeline

Vendor Informed Date	Vendor Ack Date	Discovery Date	Disclosure Date	Exploit Publish Date
2006-09-22	2006-09-22	2006-09-25	2007-01-09	2007-01-25

Time to Exploit
122 days

Description

A local overflow exists in Excel. Excel fails to validate the PALETTE record in BIFF8 format spreadsheet files resulting in a buffer overflow. With a specially crafted file containing too many PALETTE records, an attacker can cause arbitrary code execution resulting in a loss of integrity.

Classification

Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Public, Exploit Private
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	Office	2004 for Mac
		v. X for Mac
	Works Suite	2004
		2005
	Excel	2000
		2002
		2003

References

Security Tracker: 1017487
CVE ID: 2007-0031 (see also: NVD)
Bugtraq ID: 21922
Related OSVDB ID: 31249 31255 31256 31257
Milw0rm: 3193
Exploit Database: 3193
CERT VU: 625532
VUPEN Advisory: ADV-2007-0103
Mail List Post: http://archives.neohapsis.com/archives/bugtraq/2007-01/0253.html
Other Advisory URL: http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=461
News Article: http://www.eweek.com/article2/0,1895,2081067,00.asp
Generic Exploit URL: http://www.saintcorporation.com
http://www.saintcorporation.com/cgi-bin/exploit_info/excel_palette
Microsoft Security Bulletin: MS07-002
US-CERT Cyber Security Alert: TA07-009A

Tools & Filters

	23998

Credit

Greg MacManus - iDefense Labs

CVSSv2 Score

CVSSv2 Base Score = 9.3
Source: nvd.nist.gov | Generated: 2007-01-10 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

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