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>> Microsoft Windows GDI Kernel Structures Handling Privilege Escalation Vulnerability

Title : Microsoft Windows GDI Kernel Structures Handling Privilege Escalation Vulnerability
VUPEN ID : VUPEN/ADV-2006-4358
CVE ID : CVE-2006-5758
Rated as : Moderate Risk 
Remotely Exploitable : No
Locally Exploitable : Yes
Release Date : 2006-11-06


Technical Description    Receive VUPEN Security alerts in a Text format  Receive VUPEN Security alerts in a PDF format  Receive VUPEN Security alerts in an XML format  Receive VUPEN Security notifications by SMS 

A vulnerability has been identified in Microsoft Windows, which could be exploited by malicious users to cause a denial of service or obtain elevated privileges. This issue is due to an error within the handling of GDI kernel structures where the created global shared memory section (mapped with read-only permissions) could be re-mapped with read-write permissions, which could allow local attackers to crash an affected system or execute arbitrary commands with elevated privileges.

Affected Products

Microsoft Windows 2000 Service Pack 4
Microsoft Windows XP Service Pack 2

Solution

Apply patches :
http://www.microsoft.com/technet/security/bulletin/MS07-017.mspx

References

http://www.vupen.com/english/advisories/2006/4358
http://www.microsoft.com/technet/security/bulletin/MS07-017.mspx
http://projects.info-pull.com/mokb/MOKB-06-11-2006.html

Credits

Vulnerability reported by Cesar Cerrudo (Argeniss)

ChangeLog

2006-11-06 : Initial release
2007-04-03 : Updated Solution

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