70444 : Microsoft Data Access Components (MDAC / WDAC) MSADO Record CacheSize Handling Remote Code Execution
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
11	2303	over 2 years ago	about 2 years ago	7 times	100%

Timeline

Disclosure Date
2011-01-11

Time to Patch
291 days

Description

Microsoft Data Access Components and Windows Data Access Components fail to properly validate memory allocation for internal data structures. This may allow a remote attacker to execute arbitrary code via a large CacheSize property that triggers an integer wrap and buffer overflow.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Patch / RCS
Exploit: Exploit Private
Disclosure: Vendor Verified, Coordinated Disclosure

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	Data Access Components	2.8 SP1
		2.8 SP2
	Windows Data Access Components	6.0

References

CVE ID: 2011-0027 (see also: NVD)
Secunia Advisory ID: 42804
Bugtraq ID: 45698
Related OSVDB ID: 70443
News Article: http://krebsonsecurity.com/2011/01/microsoft-plugs-three-windows-security-holes/
http://www.computerworld.com/s/article/9204600/Microsoft_patches_critical_Windows_drive_by_bug
Other Advisory URL: http://www.zerodayinitiative.com/advisories/ZDI-11-002/
Microsoft Security Bulletin: MS11-002

Tools & Filters

	51455

Credit

Peter Vreugdenhil - Zero Day Initiative (ZDI)

CVSSv2 Score

CVSSv2 Base Score = 9.3
Source: nvd.nist.gov | Generated: 2011-01-12 | Disagree?

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