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Insecure Library Loading
Not critical

Windows "Ipv4SetEchoRequestCreate()" Interruption Denial of Service

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Release Date:  2010-08-23    Views:  5,141

Secunia Advisory SA41045

Where:

Local system

Impact:

DoS

Solution Status:

Unpatched

CVE Reference(s):

No CVE references.

Description


l3D has discovered a vulnerability in Microsoft Windows, which can be exploited by malicious, local users to cause a DoS (Denial of Service).

The vulnerability is caused due to Ipv4SetEchoRequestCreate() in tcpip.sys not releasing a locked memory page before process termination when being interrupted during creation of an echo request. This can be exploited to trigger a bug-check that crashes the system.

The vulnerability is confirmed in a fully patched versions of Windows Vista Business SP1, Windows 7 Professional, and Windows Server 2008 Enterprise SP2.


Solution:
Grant only trusted users access to affected systems.

Provided and/or discovered by:
l3D

Original Advisory:
http://nullbyte.org.il/View_113_Microsoft_Windows_DoS_%28IcmpSendEcho2Ex_interrupting%29.html

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Windows "Ipv4SetEchoRequestCreate()" Interruption Denial of Service

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