The processor_request function in the debugger server for DataRescue IDA Pro 5.0 and 5.1 does not verify that authentication has taken place before invoking the perform_request function, which allows remote attackers to perform unauthorized actions.
This vulnerability has been addressed in the following product updates.
DataRescue IDA Pro 5.0
DataRescue ida_remdeb_fix_22032007.zip
http://www.datarescue.com/freefiles/ida_remdeb_fix_22032007.zip
DataRescue IDA Pro 5.1
DataRescue ida_remdeb_fix_22032007.zip
http://www.datarescue.com/freefiles/ida_remdeb_fix_22032007.zip