BID:13115

Microsoft Windows Kernel CSRSS Local Privilege Escalation Vulnerability

Info

Microsoft Windows Kernel CSRSS Local Privilege Escalation Vulnerability

Bugtraq ID:	13115
Class:	Access Validation Error
CVE:	CVE-2005-0551
Remote:	No
Local:	Yes
Published:	Apr 12 2005 12:00AM
Updated:	Dec 10 2008 11:32PM
Credit:	David Fritz is credited with the discovery of this issue.
Vulnerable:	Microsoft Windows XP Tablet PC Edition SP2 Microsoft Windows XP Tablet PC Edition SP1 Microsoft Windows XP Tablet PC Edition Microsoft Windows XP Professional SP2 Microsoft Windows XP Professional SP1 Microsoft Windows XP Professional Microsoft Windows XP Media Center Edition SP2 Microsoft Windows XP Media Center Edition SP1 Microsoft Windows XP Media Center Edition Microsoft Windows XP Home SP2 Microsoft Windows XP Home SP1 Microsoft Windows XP Home Microsoft Windows XP Embedded SP1 Microsoft Windows XP Embedded Microsoft Windows XP 64-bit Edition Version 2003 SP1 Microsoft Windows XP 64-bit Edition Version 2003 Microsoft Windows XP 64-bit Edition SP1 Microsoft Windows XP 64-bit Edition Microsoft Windows Server 2003 Itanium 0 Microsoft Windows Server 2003 Enterprise Edition Itanium 0 Microsoft Windows Server 2003 Datacenter Edition Itanium 0 Microsoft Windows ME Microsoft Windows 98SE Microsoft Windows 98 SP1 Microsoft Windows 98 j Microsoft Windows 98 b Microsoft Windows 98 a Microsoft Windows 98 Microsoft Windows 2000 Server SP4 Microsoft Windows 2000 Server SP3 Microsoft Windows 2000 Server SP2 Microsoft Windows 2000 Server SP1 Microsoft Windows 2000 Server + Avaya DefinityOne Media Servers + Avaya IP600 Media Servers + Avaya S3400 Message Application Server 0 + Avaya S8100 Media Servers 0 Microsoft Windows 2000 Professional SP4 Microsoft Windows 2000 Professional SP3 Microsoft Windows 2000 Professional SP2 Microsoft Windows 2000 Professional SP1 Microsoft Windows 2000 Professional Microsoft Windows 2000 Datacenter Server SP4 Microsoft Windows 2000 Datacenter Server SP3 Microsoft Windows 2000 Datacenter Server SP2 Microsoft Windows 2000 Datacenter Server SP1 Microsoft Windows 2000 Datacenter Server Microsoft Windows 2000 Advanced Server SP4 Microsoft Windows 2000 Advanced Server SP3 Microsoft Windows 2000 Advanced Server SP2 Microsoft Windows 2000 Advanced Server SP1 Microsoft Windows 2000 Advanced Server

Not Vulnerable:	Microsoft Windows Server 2003 Itanium SP1 Microsoft Windows Server 2003 Enterprise Edition Itanium SP1 Microsoft Windows Server 2003 Datacenter Edition Itanium SP1

Discussion

Microsoft Windows Kernel CSRSS Local Privilege Escalation Vulnerability

A local privilege-escalation vulnerability affects Microsoft Windows because the kernel fails to properly handle user-supplied messages.

A local attacker may leverage this issue to completely compromise the computer.

Exploit / POC

Microsoft Windows Kernel CSRSS Local Privilege Escalation Vulnerability

Exploit code is available:

/data/vulnerabilities/exploits/MS05-018-CSRSS.c

Solution / Fix

Microsoft Windows Kernel CSRSS Local Privilege Escalation Vulnerability

Solution:
Microsoft has released updates to address supported platforms.

Microsoft Windows XP Media Center Edition SP2