Stop error rendering in multi/meterpreter handler #11966
The reverse_http/s listeners result in awful errors when multi/meterpreter is set as the payload. Anyone that hits the endpoint with an invalid or missing UUID will spam the MSF console with exceptions. They look like this:
This patch avoids this issue in cases where the UUID isn't specific. We avoid setting it as a default, which doesn't make sense anyway. This patch results in the standard response being returned as it would with an unknown URI or UUID.