[$] How to (not) fix a security flaw

<p>A pair of flaws in the web interface for two small-business Cisco routersmake for a prime example of the wrong way to go about security fixes.These kinds of flaws are, sadly, fairly common, but the comedy of errorsthat resulted here is, thankfully, rather rare. Among other things, itshows thatvendors may wish to await areal fix rather than to release a small, ineffective band-aid to try to closea gaping hole.