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Category:   OS (Microsoft)  >   WINS (Windows Internet Name Service) Vendors:   Microsoft
Microsoft WINS Memory Overwrite Lets Remote Users Execute Arbitary Code
SecurityTracker Alert ID:  1012341
SecurityTracker URL:  http://securitytracker.com/id/1012341
CVE Reference:   CVE-2004-1080   (Links to External Site)
Updated:  Dec 1 2004
Original Entry Date:  Nov 27 2004
Impact:   Execution of arbitrary code via network, User access via network


Description:   A vulnerability was reported in Microsoft Windows in 'wins.exe'. A remote user can execute arbitrary code on the target system.

Nicolas Waisman from Immunity reported that a remote user can send a specially crafted WINS packet to the target server on TCP port 42 to modify a memory pointer and write arbitrary contents to arbitrary memory locations. A remote user can execute arbitrary code on the target system.

The original advisory is available at:

http://www.immunitysec.com/downloads/instantanea.pdf

Impact:   A remote user can execute arbitrary code on the target system.
Solution:   No solution was available at the time of this entry.
Vendor URL:  www.microsoft.com/ (Links to External Site)
Cause:   Access control error, Input validation error

Message History:   This archive entry has one or more follow-up message(s) listed below.
Dec 14 2004 (Vendor Issues Fix) Microsoft WINS Memory Overwrite Lets Remote Users Execute Arbitary Code
Microsoft has issued a fix.



 Source Message Contents

Subject:  Immunity, Inc Advisor




Hola (Hello),
        A new vulnerability in wins that allows for remote unauthenticed system access, has been released from immunty's Vulnerability
 Sharing Club to general canvas customers. Information on some research I did regarding this vuln can be found here:
        http://www.immunitysec.com/downloads/instantanea.pdf
        http://www.immunitysec.com/downloads/instantanea.sxw
 
Thanks
 
Nicolas Waisman
Immunity, Inc
http://www.immunitysec.com
Phone: 646-327-842

 
 


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