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Category:   Application (Generic)  >   Microsoft JScript Vendors:   Microsoft
Microsoft JScript and VBScript Engine Integer Overflow Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1027392
SecurityTracker URL:  http://securitytracker.com/id/1027392
CVE Reference:   CVE-2012-2523   (Links to External Site)
Date:  Aug 14 2012
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 5.8
Description:   A vulnerability was reported in Microsoft JScript and VBScript. 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 trigger an integer overflow and execute arbitrary code on the target user's system. The code will run with the privileges of the target user.

Cris Neckar of Google's Chrome Security Team reported this vulnerability.

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 may be required.

The Microsoft advisory is available at:

http://technet.microsoft.com/en-us/security/bulletin/ms12-056

Vendor URL:  technet.microsoft.com/en-us/security/bulletin/ms12-056 (Links to External Site)
Cause:   Boundary error
Underlying OS:  Windows (2003), Windows (2008), Windows (7), Windows (Vista), Windows (XP)
Underlying OS Comments:  XP SP2, 2003 SP2, 2008 R2 SP1, Vista SP2, 7 SP1, 2008 SP2; and prior service packs; x64 only

Message History:   None.


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