[mpich-discuss] mpich and nmap

Kenneth Raffenetti raffenet at mcs.anl.gov
Thu May 29 14:20:34 CDT 2014


I tested this with the latest MPICH development snapshot and the 
behavior is still the same as you describe. I will file a ticket and cc 
you to track progress on a possible fix.


On 05/28/2014 02:47 PM, Steve Krueger wrote:
> I am using MPICH 1.4.1p1 with ch3:sock device, and have noticed that it is vulnerable
> to being scanned by nmap.
> With a rank sitting on an MPI_Recv, if you use nmap to scan the rank's listen ports
> with a command like:
> nmap -p <port> -T4 -A -v <host>
> MPI_Recv with detect an error and exit.
> Has this been fixed in newer versions of MPICH?
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