BID:8092

Microsoft IIS _VTI_BOT Malicious WebBot Elevated Permissions Vulnerability

Info

Microsoft IIS _VTI_BOT Malicious WebBot Elevated Permissions Vulnerability

Bugtraq ID:	8092
Class:	Design Error
CVE:
Remote:	Yes
Local:	No
Published:	Jun 26 2003 12:00AM
Updated:	Jun 26 2003 12:00AM
Credit:	This issue was reported by Microsoft with the release of Windows 2000 Service Pack 4.
Vulnerable:	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 SP3 Microsoft Windows 2000 Professional SP2 Microsoft Windows 2000 Professional SP1 Microsoft Windows 2000 Professional 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 SP3 Microsoft Windows 2000 Advanced Server SP2 Microsoft Windows 2000 Advanced Server SP1 Microsoft Windows 2000 Advanced Server

Not Vulnerable:	Microsoft Windows 2000 Server SP4 Microsoft Windows 2000 Professional SP4 Microsoft Windows 2000 Datacenter Server SP4 Microsoft Windows 2000 Advanced Server SP4

Discussion

Microsoft IIS _VTI_BOT Malicious WebBot Elevated Permissions Vulnerability

Under some undisclosed circumstances an attacker may have the ability to load a malicious WebBot from a folder that is not under the global or version-specific WebBot folder on Microsoft IIS 5.

An attacker may exploit this condition to execute code with elevated privileges.

This vulnerability was originally reported in BID 8045 and is now being assigned a separate individual BID.

Exploit / POC

Microsoft IIS _VTI_BOT Malicious WebBot Elevated Permissions Vulnerability

Currently we are not aware of any exploits for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected] <mailto:[email protected]>.

Solution / Fix

Microsoft IIS _VTI_BOT Malicious WebBot Elevated Permissions Vulnerability

Solution:
The vendor has released a service pack to address this and other issues:

Microsoft Windows 2000 Professional