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|>|MSRPC NULL sessions - exploitation and protection  
> Access to the content HTML Beginning of the presentation
PDF PDF version [976 KB]  
> Description MSRPC null sessions: exploitation and protection  
> Context & Dates Private presentation, June 2005.
 
> Author Jean-Baptiste Marchand 
> Type [ English - HTML ]  
> Abstract &
Table of content
Flyleaf
Agenda
Introduction to NULL sessions
Steps to establish a NULL session
NULL session: network trace
How a NULL session can fail?
Named pipes used by MSRPC interfaces
Hardcoded named pipes (1/2)
Hardcoded named pipes (2/2)
Named pipes aliases: introduction
Named pipes aliases
Named pipes and MSRPC
Tools to exploit NULL sessions
Using NULL sessions: the usual way
Using NULL sessions: the new way
Modifying named pipes
Anonymous enumeration of Windows 2000 services
NULL session restritions: registry values and security options (1/2)
NULL session restritions: registry values and security options (2/2)
NULL session restrictions in Windows 2000 (1/2)
NULL session restrictions in Windows 2000 (2/2)
Windows 2000: RestrictAnonymous == 0
Windows 2000: RestrictAnonymous == 1
Windows 2000: RestrictAnonymous == 2
NULL session restrictions in Windows XP (SP0 and SP1a)
Windows XP SP1a
NULL session restrictions in Windows XP SP2
Windows XP SP2
NULL session restrictions in Windows Server 2003
Windows Server 2003
NULL session restrictions in Windows Server 2003 SP1
NULL session restrictions in Active Directory domain controllers: samr
Windows Server 2003 domain controller (with ANONYMOUS LOGON)
Windows Server 2003 domain controller (without ANONYMOUS LOGON)
Summary of NULL sessions protection
Summary
Hardening recommendations (1/4)
Hardening recommendations (2/4)
Hardening recommendations (3/4)
Hardening recommendations (4/4)
Conclusion
References  
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