Microsoft WINS Memory Overwrite Lets Remote Users Execute Arbitary Code
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SecurityTracker Alert ID: 1012341
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SecurityTracker URL: http://securitytracker.com/id?1012341
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CVE Reference: CAN-2004-1080
(Links to External Site)
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OSVDB Reference: 12159
(Links to External Site)
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Updated: Dec 1 2004
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Original Entry Date: Nov 27 2004
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Impact: Execution of arbitrary code via network, User access via network
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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
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Impact: A remote user can execute arbitrary code on the target system.
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Solution: No solution was available at the time of this entry.
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Vendor URL: www.microsoft.com/ (Links to External Site)
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Cause: Access control error, Input validation error
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Underlying OS: Windows (Me), Windows (NT), Windows (95), Windows (98), Windows (2000), Windows (2003), Windows (XP)
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OS Comments: Tested on Windows 2000 SP2, SP3, SP4
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Reported By: Nicolas Waisman <nicolas.waisman@immunitysec.com>
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: 26 Nov 2004 19:46:08 -0000
From: Nicolas Waisman <nicolas.waisman@immunitysec.com>
Subject: Immunity, Inc Advisor
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Hola (Hello),
A new vulnerability in wins that allows for remote unauthenticed system access, has been rele
ased 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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