Description
NetDDE Agent on Windows NT 4.0, 4.0 Terminal Server Edition, Windows 2000, and Windows XP allows local users to execute arbitrary code as LocalSystem via "shatter" style attack by sending a WM_COPYDATA message followed by a WM_TIMER message, as demonstrated by GetAd, aka "Flaw in Windows WM_TIMER Message Handling Could Enable Privilege Elevation."
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 10
- Microsoft Windows XP/2000/NT 4.0 - NetDDE Privilege Escalation (1) EDB-21922 · local · Oct 9, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - NetDDE Privilege Escalation (2) EDB-21923 · local · Oct 9, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - Window Message Subsystem Design Error (1) EDB-21684 · local · Aug 6, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - Window Message Subsystem Design Error (2) EDB-21685 · local · Aug 6, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - Window Message Subsystem Design Error (3) EDB-21686 · local · Aug 6, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - Window Message Subsystem Design Error (4) EDB-21687 · local · Aug 6, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - Window Message Subsystem Design Error (5) EDB-21688 · local · Aug 6, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - Window Message Subsystem Design Error (6) EDB-21689 · local · Aug 6, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - Window Message Subsystem Design Error (7) EDB-21690 · local · Aug 6, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - Window Message Subsystem Design Error (8) EDB-21691 · local · Aug 6, 2002 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- N-027 third-party-advisory government-resource
- 5927 vdb-entry
- http://www.packetstormsecurity.nl/filedesc/GetAd.c.html
- MS02-071 vendor-advisory
- http://getad.chat.ru/
- oval:org.mitre.oval:def:681 vdb-entry signature
- win-netdde-gain-privileges(10343) vdb-entry