74483 : Microsoft Windows TCP/IP Stack (Tcpip.sys) QoS URL Request Parsing Remote DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
11	1227	almost 2 years ago	8 months ago	12 times	100%

Timeline

Disclosure Date
2011-08-09

Description

Microsoft Windows contains a flaw that may allow a remote denial of service. The issue is triggered when Tcpip.sys fails to properly parse URL requests when URL-based Quality of Service (QoS) is enabled, and will result in loss of availability for the platform.

Classification

Location: Remote / Network Access
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Patch / RCS
Exploit: Exploit Unknown
Disclosure: 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. Check the Microsoft Security Bulletin in the references section.

Products

Microsoft Corporation	Windows 7	for x64-based Systems
		for x64-based Systems SP1
		for 32-bit Systems
		for 32-bit Systems SP1
	Windows Server 2008 R2	for Itanium-based Systems
		for x64-based Systems SP1
		for Itanium-based Systems SP1
		for x64-based Systems

References

OVAL ID: 12318
CVE ID: 2011-1965 (see also: NVD)
Microsoft Knowledge Base Article: 2563894
Secunia Advisory ID: 45500
Bugtraq ID: 48990
Related OSVDB ID: 74482
Other Advisory URL: http://securityreason.com/securityalert/8474
Microsoft Security Bulletin: MS11-064
CERT: TA11-221A

Tools & Filters

Snort	17410
	55794 56044

Credit

Not Available

CVSSv2 Score

CVSSv2 Base Score = 7.1
Source: nvd.nist.gov | Generated: 2011-08-11 | Disagree?

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