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Category:   Application (Web Browser)  >   Microsoft Internet Explorer Vendors:   Microsoft
Microsoft Internet Explorer Bugs Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1026901
SecurityTracker URL:  http://securitytracker.com/id/1026901
CVE Reference:   CVE-2012-0168, CVE-2012-0169, CVE-2012-0170, CVE-2012-0171, CVE-2012-0172   (Links to External Site)
Date:  Apr 10 2012
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 6, 7, 8, 9
Description:   Several vulnerabilities reported in Microsoft Internet Explorer. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create specially crafted HTML that, when loaded by the target user, will execute arbitrary code on the target system. The code will run with the privileges of the target user.

Arbitrary code can be executed when the target user prints specially crafted HTML content with the "Print table of links" option enabled [CVE-2012-0168].

A JScript9 memory corruption error may allow code execution [CVE-2012-0169].

An OnReadyStateChange memory corruption error may allow code execution [CVE-2012-0170].

A SelectAll memory corruption error may allow code execution [CVE-2012-0171].

A VML Style memory corruption error may allow code execution [CVE-2012-0172].

linx2008 of AISec, Roel Spilker of TOPdesk, Jose Antonio Vazquez Gonzalez (via VeriSign iDefense Labs), and an anonymous researcher (via TippingPoint's Zero Day Initiative) reported these vulnerabilities.

Impact:   A remote user can create HTML that, when loaded by the target user, will execute arbitrary code on the target user's system.
Solution:   The vendor has issued a fix.

A patch matrix is available in the vendor's advisory.

A restart is required.

The Microsoft advisory is available at:

http://technet.microsoft.com/en-us/security/bulletin/ms12-023

Vendor URL:  technet.microsoft.com/en-us/security/bulletin/ms12-023 (Links to External Site)
Cause:   Access control error
Underlying OS:  Windows (Any)

Message History:   None.


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