Summary
Windows XP/2000/2003 is prone to multiple Denial Of Service vulnerabilities.
Impact
Successful exploitation will allow attackers to cause Denial of Serivce.
Impact Level: System
Solution
No solution or patch was made available for at least one year since disclosure of this vulnerability. Likely none will be provided anymore.
General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.
Insight
The flaws are due to:
- error in the 'SfnLOGONNOTIFY()' function in 'win32k.sys' when handling window messages. This can be exploited to cause a kernel crash by sending a specially crafted '4Ch' message to the 'DDEMLEvent' window.
- error in the 'SfnINSTRING()' function in 'win32k.sys' when handling window messages. This can be exploited to cause a kernel crash by sending a specially crafted '18Dh' message to the 'DDEMLEvent' window.
Affected
Microsoft Windows XP SP3 and prior.
Microsoft Windows 2000 SP4 and prior.
Microsoft Windows Server 2003 SP2 and prior.
References
Severity
Classification
-
CVE CVE-2010-1734, CVE-2010-1735 -
CVSS Base Score: 4.9
AV:L/AC:L/Au:N/C:N/I:N/A:C
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