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Secunia outshines its competitors and receives the Frost & Sullivan’s Global 2010 Customer Value Enhancement Award. Based on its recent analysis of the vulnerability research market, Frost & Sullivan concluded:

"Secunia provides tremendous value for their customers, end-users, and to other security vendors."

Read more: http://secunia.com/blog/117/


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

SECUNIA ADVISORY ID:
SA41045

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/41045/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=41045

RELEASE DATE:
2010-08-23

DISCUSS ADVISORY:
http://secunia.com/advisories/41045/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/41045/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=41045

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

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

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

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About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

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