Microsoft Windows Ancillary Function Driver Lets Local Users Gain Elevated Privileges
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SecurityTracker Alert ID: 1026167 |
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SecurityTracker URL: http://securitytracker.com/id/1026167
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CVE Reference:
CVE-2011-2005
(Links to External Site)
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Date: Oct 11 2011
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Impact:
Root access via local system
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Fix Available: Yes Vendor Confirmed: Yes
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Version(s): XP SP3, 2003 SP2; and prior service packs
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Description:
A vulnerability was reported in Microsoft Windows Ancillary Function Driver. A local user can obtain elevated privileges on the target system.
The Ancillary Function Driver (afd.sys) does not properly validate user mode data. A local user can run a specially crafted application to execute arbitrary code on the target system with elevated privileges.
Bo Zhou of National University of Defense Technology reported this vulnerability.
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Impact:
A local user can obtain elevated privileges on the target system.
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Solution:
The vendor has issued the following fixes:
Windows XP Service Pack 3:
http://www.microsoft.com/downloads/details.aspx?familyid=f1b2dceb-5bef-4522-9001-8dff0545d805
Windows XP Professional x64 Edition Service Pack 2:
http://www.microsoft.com/downloads/details.aspx?familyid=9a37864e-8543-4c52-aa73-e3c190860d76
Windows Server 2003 Service Pack 2:
http://www.microsoft.com/downloads/details.aspx?familyid=29228167-b811-43d7-b4a0-91e385b598a5
Windows Server 2003 x64 Edition Service Pack 2:
http://www.microsoft.com/downloads/details.aspx?familyid=0816d729-6769-4ca6-a14e-71750eca8d29
Windows Server 2003 with SP2 for Itanium-based Systems:
http://www.microsoft.com/downloads/details.aspx?familyid=42465652-2664-4fd5-9a22-ae847b08e7c8
A restart is required.
The Microsoft advisory is available at:
http://technet.microsoft.com/en-us/security/bulletin/ms11-080
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Vendor URL: technet.microsoft.com/en-us/security/bulletin/ms11-080 (Links to External Site)
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Cause:
Input validation error
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Underlying OS:
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Message History:
None.
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Source Message Contents
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[Original Message Not Available for Viewing]
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