31256 : Microsoft Excel Malformed String Handling Remote Code Execution
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
3	895	over 5 years ago	about 1 year ago	2 times	100%

Timeline

Disclosure Date	Vendor Solution Date
2007-01-09	2007-02-12

Description

A memory corruption flaw exists in Excel. The program fails to validate file contents resulting in memory corruption when a malformed string is encountered. 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
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Patch / RCS
Exploit: Exploit Unknown
Disclosure: OSVDB Verified, Vendor 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: 2007-0029 (see also: NVD)
Bugtraq ID: 21877
Related OSVDB ID: 31249 31255 31257 31258
VUPEN Advisory: ADV-2007-0103
News Article: http://www.eweek.com/article2/0,1895,2081067,00.asp
Microsoft Security Bulletin: MS07-002
US-CERT Cyber Security Alert: TA07-009A

Tools & Filters

	23998

Credit

NSFOCUS Security Team

CVSSv2 Score

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

Blogs

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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.

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