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securityvulnsSecurityvulnsSECURITYVULNS:DOC:4995
HistoryAug 14, 2003 - 12:00 a.m.

DameWare Mini-RC Shatter

2003-08-1400:00:00
vulners.com
20

Program: DameWare Mini Remote Control Server
Version: Prior to 3.71.0.0
Impact: Users can escalate to SYSTEM
Discovered: ash
Writeup and exploits: ash

1) Background

From DameWare Development web site:
A lightweight remote control intended primarily for administrators
and help desks for quick and easy deployment without external
dependencies and machine reboot. Developed specifically for the 32 bit
Windows environment (Windows 95/98/Me/NT/2000/XP), DameWare Mini Remote
Control is capable of using the Windows challenge/response authentication
and is able to be run both as an application and a service.
Some additional features include View Only,Cursor control, Remote
Clipboard, Performance Settings, Inactivity control, TCP only,
Service Installation and Ping.

2) Description

DameWare Mini Remote Control Server runs on the users desktop as SYSTEM.
This is vulnerable to a shatter style attack.
See below for a fix that resolves all currently known issues.

3) Notes

As a guest user exploitation results in

F:\Program Files\Resource Kit>WHOAMI.EXE
NT AUTHORITY\SYSTEM

This type of vulnerability requires some access to a desktop
with DameWare server running.

This is a local privalege escalation vulnerability.

Proof of concept code to exploit this vulnerability is attached.

4) Detection

Check your process list for DWRCS.exe running as SYSTEM
Check the version.

5) Vendor status/notes/fixes/statements

Dameware Development has repaired all current known vulnerabilities.

Dameware Development will continue researching and developing alternate
development methods to ensure their software remains secure.

A fix is available from Dameware Development by downloading version
3.71.0.0 or later from their website.[1]

References:

http://www.dameware.com/download