Tis true, The great captian chaos has told me of this. Since Valve doesn't give two shits about fixing it after we PM'ed and emailed them a gajillion times, maybe if theres a batillion of kiddies crashing their servers they'll wake up and smell the coffee.
We'll reply with the answer at like 10:00 tonight. This will crash any source server, and its pretty easy to pull off as an exploit. Fuck with whomever you want.