Would it be possible to get a detail of exactly what scan and software he was running at the time. I would be very interested in knowing the explicit vulnerability that was hit. Have you opened a TAC case on this yet or alerted Cisco security?
I have found an excellent source of custom and pre-made cables from Fleeman Anderson & Bird Corp http://www.fab-corp.com/ I have dealt with them on numerous occasions with excellent results and quick turn around. They will even make custom cables...
We also experienced a similar situation and determined the problem to be the handling of the stream between the AUX interfaces of our devices. In our situation we attempted to utilize the AUX port of a Cisco3660-MB-2FE tied to the COM port of our ca...