[Full-Disclosure] Local DoS in windows.

Steve Wray steve.wray at paradise.net.nz
Fri Oct 10 21:10:49 BST 2003


How long do you have to hold the mouse button down for?
I see no effect after about 30 seconds then I got bored...
Tried in outlook and wordpad. In fact the 'ambient' CPU useage
actually appeared to flatten out.

> -----Original Message-----
> From: full-disclosure-admin at lists.netsys.com 
> [mailto:full-disclosure-admin at lists.netsys.com] On Behalf Of 
> bipin gautam
> Sent: Saturday, 11 October 2003 6:18 a.m.
> To: Full-Disclosure at lists.netsys.com
> Cc: bugtraq at securityfocus.com
> Subject: [Full-Disclosure] Local DoS in windows.
> 
> 
> --- [Affected] ---
> We have only tried it in windows Xp.
> 
> --- [Bug Details] ---
> http://www.geocities.com/visitbipin/win_dos.jpg 
> The image is self explanatory...
> 
> --- [Description] ---
> When you click to "any" close, maximize or minimize
> button's in windows Xp, [No matter whether it's IE or
> a WordPad] surprisingly there is 100% CPU use at the
> instant and it continues............ until you release
> the button! Moreover, we've noticed if you
> continuously click the button for a long time [... not
> release it and hold ON ] we've seen gradual/slow rise
> in page-file use too...!!!
> 
> --- [Conclusion] ---
> Hell... local DoS! That could be used by employees
> working at different terminal..... (O;
> 
> --- [Background Information] ---
> This bug was originally discovered by hUNT3R,[myself]
> a member of 01 Security Submission. The vendor was
> notified via email.
> http://www.ysgnet.com/hn




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